title: From penicillin to DNA - a philatelic selection of Nobel Prize winners.
authors.affiliation: Baragwanath Hospital, Witwatersrand.
authors.forename: A
authors.initials: A
authors.lastname: Dubb
mesh_terms: D049673:History, 20th Century; D009613:Nobel Prize; D010678:Philately / Q000266:history*