Clozapine treatment of patients with refractory schizophrenia, concurrent dengue infection and hematological abnormalities: three case reports - Nunes, Emerson Acoverde; Rezende, Tatiana M. N.; Morais, Sílvio Luiz; Crippa, José Alexandre de Souza; Dursun, Serdar M.; Baker, Glen B.; Hallak, Jaime Eduardo Cecílio (Therapeutic Advances in Psychopharmacology, 2014)