[Nurses on postage stamps].
D005060:Europe; D006676:History of Nursing; D049672:History, 19th Century; D049673:History, 20th Century; D010678:Philately / Q000266:history*; D012425:Russia (Pre-1917); D014586:USSR; D014481:United States
Meditsinskie sestry na pochtovykh markakh.