[On the occasion of the 50th anniversary of the October revolution. Importance of the public health sections of Union Congresses for the practive of the Soviet system of preventive medicine].
D003226:Congresses as Topic; D049673:History, 20th Century; D011315:Preventive Medicine / Q000266:history*; D011634:Public Health / Q000266:history*; D012426:Russia
A l'occasion su 50-e anniversaire d'octobre. L'importance des congrès unionaux des sections de la santé pour la pratique du système sovietique de protection de la santé publique.