Warnes, Graham MalcolmPayne, DiannaJeffrey, R.Hourigan, L.Kirby, Christine AnneKerin, John Francis PaulMatthews, Colin D.2006-06-242006-06-241997Human Reproduction, 1997; 12(7):1525-15300268-1161http://hdl.handle.net/2440/8232enReduced pregnancy rates following the transfer of human embryos frozen or thawed in culture media supplemented with normal serum albuminJournal article001997117710.1093/humrep/12.7.1525