“Generalized Aptheria and Automutilization of Members in Budgegarigar (Melopsittacus Undulatus SHAW, 1805) Presenting Circovirosis in the Northeast of Brazil”. Research, Society and Development, vol. 10, no. 13, Oct. 2021, p. e200101320864, https://doi.org/10.33448/rsd-v10i13.20864.