[Problem of etiology of endemic goiter in certain areas of Iaroslav region; experimental observations].
D006042:Goiter / Q000453:epidemiology*; D006043:Goiter, Endemic
GOITER/epidemiology
K voprosu ob etiologii endemicheskogo zoba v nekotorykh raionakh Iaroslavskoi oblasti; eksperimental'nye nabliudeniia.