A dose-finding and discontinuation study of clomipramine in panic disorder - Lotufo Neto, Francisco; Bernik, Marcio Antonini; Ramos, Renato T.; Andrade, Laura; Gorenstein, Clarice; Cordás, Taki Athanássios; Melo, Marcio; Gentil Filho, Valentim (Journal of Psychopharmacology, 2001)