Immunogenicity and reactogenicity of a reduced-antigen-content diphtheria-tetanus-acellular pertussis vaccine as a single-dose booster in Singaporean adults
Prevalence study to elucidate the transmission pathways of Helicobacter pylori at oral and gastroduodenal sites of a South Indian population
Psychiatric aspects of homicide in Singapore: a five-year review (1997 - 2001)
Ageing and circadian variation in cardiovascular events
Pregnancy outcomes from in-vitro fertilisation and intracytoplasmic sperm injection: a comparison