A1 Collaboration

see [Merkel,H., Phys. Rev. Lett. 106, 251802 (2011)]
see [Bernauer,J.C., Phys. Rev. Lett. 107, 119102 (2011)]

see [Tavani,M., Phys. Rev. Lett. 106, 018501 (2011)]

see [Aamodt,K., Phys. Rev. Lett. 106, 032301 (2011)]
see [Aamodt,K., Phys. Rev. Lett. 107, 032301 (2011)]

see [Andresen,G.B., Phys. Rev. Lett. 106, 145001 (2011)]
see [Andresen,G.B., Phys. Rev. Lett. 106, 025002 (2011)]

see [Abrahamyan,S., Phys. Rev. Lett. 107, 191804 (2011)]

see [Das,Sudeep, Phys. Rev. Lett. 107, 021301 (2011)]
see [Sherwin,Blake D., Phys. Rev. Lett. 107, 021302 (2011)]

see [Aad,G., Phys. Rev. Lett. 106, 121803 (2011)]
see [Aad,G., Phys. Rev. Lett. 106, 131802 (2011)]
see [Aad,G., Phys. Rev. Lett. 106, 172002 (2011)]
see [Aad,G., Phys. Rev. Lett. 106, 251801 (2011)]
see [Aad,G., Phys. Rev. Lett. 107, 221802 (2011)]
see [Aad,G., Phys. Rev. Lett. 107, 231801 (2011)]
see [Aad,G., Phys. Rev. Lett. 107, 272002 (2011)]
see [Aad,G., Phys. Rev. Lett. 107, 041802 (2011)]

see [Gabrielse,G., Phys. Rev. Lett. 106, 073002 (2011)]

see [del Amo Sanchez,P., Phys. Rev. Lett. 107, 021804 (2011)]
see [Lees,J.P., Phys. Rev. Lett. 107, 221803 (2011)]
see [del Amo Sanchez,P., Phys. Rev. Lett. 107, 041804 (2011)]

see [Li,J., Phys. Rev. Lett. 106, 121802 (2011)]
see [Ko,B.R., Phys. Rev. Lett. 106, 211801 (2011)]
see [Horii,Y., Phys. Rev. Lett. 106, 231803 (2011)]
see [Bischofberger,M., Phys. Rev. Lett. 107, 131801 (2011)]
see [Won,E., Phys. Rev. Lett. 107, 221801 (2011)]
see [Vossen,A., Phys. Rev. Lett. 107, 072004 (2011)]
see [Bhardwaj,V., Phys. Rev. Lett. 107, 091803 (2011)]

see [Ablikim,M., Phys. Rev. Lett. 106, 072002 (2011)]
see [Ablikim,M., Phys. Rev. Lett. 107, 182001 (2011)]
see [Ablikim,M., Phys. Rev. Lett. 107, 092001 (2011)]

see [Zhang,C., Phys. Rev. Lett. 107, 252501 (2011)]

see [Bellini,G., Phys. Rev. Lett. 107, 141302 (2011)]

see [Arik,M., Phys. Rev. Lett. 107, 261302 (2011)]

see [Aaltonen,T., Phys. Rev. Lett. 106, 121801 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 106, 121804 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 106, 141803 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 106, 152001 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 106, 161801 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 106, 171801 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 106, 181802 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 106, 191801 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 106, 241801 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 107, 102001 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 107, 102003 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 107, 181801 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 107, 191801 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 107, 191803 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 107, 201802 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 107, 232002 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 107, 239903(E) (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 107, 261801 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 107, 272001 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 107, 031801 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 107, 042001 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 107, 051801 (2011)]
see [Aaltonen,T., Phys. Rev. Lett. 107, 051802 (2011)]

see [Ahmed,Z., Phys. Rev. Lett. 106, 131302 (2011)]

see [Mitchell,R.E., Phys. Rev. Lett. 106, 159903(E) (2011)]
see [Pedlar,T.K., Phys. Rev. Lett. 107, 041803 (2011)]

see [Khachatryan,V., Phys. Rev. Lett. 106, 112001 (2011)]
see [Khachatryan,V., Phys. Rev. Lett. 106, 011801 (2011)]
see [Khachatryan,V., Phys. Rev. Lett. 106, 122003 (2011)]
see [Khachatryan,V., Phys. Rev. Lett. 106, 201802 (2011)]
see [Khachatryan,V., Phys. Rev. Lett. 106, 201803 (2011)]
see [Khachatryan,V., Phys. Rev. Lett. 106, 201804 (2011)]
see [Chatrchyan,S., Phys. Rev. Lett. 106, 211802 (2011)]
see [Chatrchyan,S., Phys. Rev. Lett. 106, 212301 (2011)]
see [Chatrchyan,S., Phys. Rev. Lett. 106, 231801 (2011)]
see [Chatrchyan,S., Phys. Rev. Lett. 106, 252001 (2011)]
see [Khachatryan,V., Phys. Rev. Lett. 106, 029902(E) (2011)]
see [Khachatryan,V., Phys. Rev. Lett. 106, 082001 (2011)]
see [Chatrchyan,S., Phys. Rev. Lett. 107, 101801 (2011)]
see [Chatrchyan,S., Phys. Rev. Lett. 107, 132001 (2011)]
see [Chatrchyan,S., Phys. Rev. Lett. 107, 191802 (2011)]
see [Chatrchyan,S., Phys. Rev. Lett. 107, 201804 (2011)]
see [Chatrchyan,S., Phys. Rev. Lett. 107, 021802 (2011)]
see [Chatrchyan,S., Phys. Rev. Lett. 107, 221804 (2011)]
see [Chatrchyan,S., Phys. Rev. Lett. 107, 271802 (2011)]
see [Chatrchyan,S., Phys. Rev. Lett. 107, 052302 (2011)]
see [Chatrchyan,S., Phys. Rev. Lett. 107, 091802 (2011)]

see [Aalseth,C.E., Phys. Rev. Lett. 106, 131301 (2011)]
see [Aalseth,C.E., Phys. Rev. Lett. 107, 141301 (2011)]

see [Behnke,E., Phys. Rev. Lett. 106, 021303 (2011)]

see [Abazov,V.M., Phys. Rev. Lett. 106, 122001 (2011)]
see [Abazov,V.M., Phys. Rev. Lett. 106, 171802 (2011)]
see [Abazov,V.M., Phys. Rev. Lett. 106, 022001 (2011)]
see [Abazov,V.M., Phys. Rev. Lett. 106, 081801 (2011)]
see [Abazov,V.M., Phys. Rev. Lett. 107, 011801 (2011)]
see [Abazov,V.M., Phys. Rev. Lett. 107, 011804 (2011)]
see [Abazov,V.M., Phys. Rev. Lett. 107, 121801 (2011)]
see [Abazov,V.M., Phys. Rev. Lett. 107, 121802 (2011)]
see [Abazov,V.M., Phys. Rev. Lett. 107, 151801 (2011)]
see [Abazov,V.M., Phys. Rev. Lett. 107, 241803 (2011)]
see [Abazov,V.M., Phys. Rev. Lett. 107, 032001 (2011)]
see [Abazov,V.M., Phys. Rev. Lett. 107, 082001 (2011)]
see [Abazov,V.M., Phys. Rev. Lett. 107, 082004 (2011)]

see [Feng,Xu, Phys. Rev. Lett. 107, 081802 (2011)]

see [Cho,Sungtae, Phys. Rev. Lett. 106, 212001 (2011)]

see [Ackerman,N., Phys. Rev. Lett. 107, 212501 (2011)]

see [Ackermann,M., Phys. Rev. Lett. 107, 241302 (2011)]

see [Androi\'c,D., Phys. Rev. Lett. 107, 022501 (2011)]

see [Meziane,M., Phys. Rev. Lett. 106, 132501 (2011)]

see [Abramowski,A., Phys. Rev. Lett. 106, 161301 (2011)]

see [Boeglin,W.U., Phys. Rev. Lett. 107, 262501 (2011)]

see [Inoue,Takashi, Phys. Rev. Lett. 106, 162002 (2011)]

see [Abbasi,R., Phys. Rev. Lett. 106, 141101 (2011)]

see [Malace,S.P., Phys. Rev. Lett. 106, 052501 (2011)]

see [Qian,X., Phys. Rev. Lett. 107, 072003 (2011)]

see [Tardocchi,M., Phys. Rev. Lett. 107, 205002 (2011)]

see [Apel,W.D., Phys. Rev. Lett. 107, 171104 (2011)]

see [Abouzaid,E., Phys. Rev. Lett. 107, 201803 (2011)]

see [Appelquist,T., Phys. Rev. Lett. 106, 231601 (2011)]

see [Aaij,R., Phys. Rev. Lett. 107, 211801 (2011)]

see [Abadie,J., Phys. Rev. Lett. 107, 271102 (2011)]

see [Adam,J., Phys. Rev. Lett. 107, 171801 (2011)]

see [Adamson,P., Phys. Rev. Lett. 106, 181801 (2011)]
see [Adamson,P., Phys. Rev. Lett. 107, 011802 (2011)]
see [Adamson,P., Phys. Rev. Lett. 107, 181802 (2011)]
see [Adamson,P., Phys. Rev. Lett. 107, 021801 (2011)]

see [Webber,D.M., Phys. Rev. Lett. 106, 041803 (2011)]
see [Webber,D.M., Phys. Rev. Lett. 106, 079901(E) (2011)]

see [Arnold,R., Phys. Rev. Lett. 107, 062504 (2011)]

see [Beane,S.R., Phys. Rev. Lett. 106, 162001 (2011)]

see [Adriani,O., Phys. Rev. Lett. 106, 201101 (2011)]

see [Adare,A., Phys. Rev. Lett. 106, 062001 (2011)]
see [Adare,A., Phys. Rev. Lett. 107, 142301 (2011)]
see [Adare,A., Phys. Rev. Lett. 107, 172301 (2011)]
see [Adare,A., Phys. Rev. Lett. 107, 252301 (2011)]

see [Rice,J.E., Phys. Rev. Lett. 107, 265001 (2011)]

see [Abelev,B.I., Phys. Rev. Lett. 106, 159902(E) (2011)]
see [Aggarwal,M.M., Phys. Rev. Lett. 106, 062002 (2011)]

see [Abe,K., Phys. Rev. Lett. 107, 241801 (2011)]

see [Abe,K., Phys. Rev. Lett. 107, 041801 (2011)]

see [Bayes,R., Phys. Rev. Lett. 106, 041804 (2011)]

see [Adlarson,P., Phys. Rev. Lett. 106, 242302 (2011)]

see [Aprile,E., Phys. Rev. Lett. 107, 131302 (2011)]

see [Angle,J., Phys. Rev. Lett. 107, 051301 (2011)]