Wimalaratne Dr Omala Weerasinghe Prof Anura Perera Prof. Jennifer, Jayasuriya Dr. Lucian SLMA Guidelines and Information on Vaccines - 4th - Colombo:SLMA 2011 - 1-198 with Annex 1-VI - Guideline Vaccines ISBN: 978-955-9386-24-7 Nat. Bib. No.: 004654 Dewey Class. No.: 615.371(036)S45