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Prevalence of Psittacine Beak and Feather Disease Virus and Avian Polyomavirus in Captivity Psittacines from Costa Rica
(Scientific Research, 2013-08)
Psittacine beak and feather disease virus (PBFDV) and avian polyomavirus (APV) are the most common viral diseases in psittacine birds, both affecting feathers and physical appearance of birds. Between 2005 and 2009, a total ...
Presencia de Maedi-Visna en hatos ovejeros de Costa Rica
(Universidad Nacional, Costa Rica, 2013)
A pesar de que el virus de Maedi Visna (VMV) está ampliamente distribuido en el mundo, la
presencia de este lentivirus de los pequeños rumiantes en Costa Rica era desconocida. Un total
de 359 sueros procedentes de 15 ...