Brazilian Research Consortium on Obsessive-Compulsive Spectrum Disorders guidelines for the treatment of adult obsessive-compulsive disorder. Part I: pharmacological treatment - Oliveira, Marcos Vinicius Sousa de; Barros, Pedro Macul Ferreira de; Mathis, Maria Alice de; Boavista, Rodrigo; Chacon, Priscila; Echevarria, Marco Antonio Nocito; Ferrao, Ygor Arzeno; Vattimo, Edoardo Felippo de Queiroz; Lopes, Antonio Carlos; Miguel Filho, Eurípedes Constantino (Brazilian journal of psychiatry, 2023)