[An epidemiologic consideration about the reason of high occurrence of cerebrovascular lesions in Japan].
D001361:Avitaminosis; D002118:Calcium / Q000172:deficiency*; D002561:Cerebrovascular Disorders / Q000453:epidemiology*; D006801:Humans; D007564:Japan; D014815:Vitamins
D014815:Vitamins; D002118:Calcium
CALCIUM/deficiency; CEREBROVASCULAR DISORDERS/epidemiology; VITAMINS/deficiency