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Taşcău, O Tavera Ruiz, CG Tcaciuc, R Tegolo, D Thao, NT Thomas, D Tiffenberg, J Timmermans, C Tiwari, DK Tkaczyk, W Todero Peixoto, CJ Tomé, B Tonachini, A Travnicek, P Tridapalli, DB Tristram, G Trovato, E Tueros, M Ulrich, R Unger, M Urban, M Valdés Galicia, JF Valiño, I Valore, L van den Berg, AM Varela, E Vargas Cárdenas, B Vázquez, JR Vázquez, RA Veberič, D Verzi, V Vicha, J Videla, M Villaseñor, L Wahlberg, H Wahrlich, P Wainberg, O Walz, D Warner, D Watson, AA Weber, M Weidenhaupt, K Weindl, A Westerhoff, S Whelan, BJ Wieczorek, G Wiencke, L Wilczyńska, B Wilczyński, H Will, M Williams, C Winchen, T Winnick, MG Wommer, M Wundheiler, B Yamamoto, T Yapici, T Younk, P Yuan, G Yushkov, A Zamorano, B Zas, E Zavrtanik, D Zavrtanik, M Zaw, I Zepeda, A Zhu, Y Zimbres Silva, M Ziolkowski, M We report a measurement of the proton-air cross section for particle production at the center-of-mas... 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