14th International Workshop on Targetry and Target Chemistry [electronic resource] : Playa del Carmen, Mx̌ico, 26-29 August 2012 / editors, Miguel A. ℓvila-Rodrg̕uez ... [et al.] ; sponsoring organizations, Universidad Nacional Autn̤oma de Mx̌ico (UNAM), International Atomic Energy Agency (IAEA, [and], World Federation of Nuclear Medicine and Biology (WFNMB).