Baerveldt-350 implant versus Ahmed valve for refractory glaucoma: a case-controlled comparison.
Syed HM, Law SK, Nam SH, Li G, Caprioli J, Coleman A. Baerveldt-350 implant versus Ahmed valve for refractory glaucoma: a case-controlled comparison. J Glaucoma. 2004 Feb; 13(1):38-45.