Jet gun or syringe? A trial of alternative methods of BCG vaccinationVivienne Parker · 1984

Alternative Rapid Method for Viability Determination of Bcg Vaccine by Tetrazolium Salt AssayStefanova, T.R.; Zhelev, P.Z. · Biotechnology & Biotechnological Equipment · 2003

The senior medical officer (child health): The first 12 months in a districtT.M.C. Lindsay · 1976