Intraocular pressure variability in sitting and supine position and after water drinking test in primary open angle glaucoma - Alencar, Luciana P. Malta de; Sakata, Lisandro; Hatanaka, Marcelo; Garcia, Renato de Castro; Vessani, Roberto Murad; Trancoso, Luiza; Treveza, Mariana; Susanna Jr., Remo (Congresso Mundial de Oftalmologia, 2006)