[Geomedical factors in amyotrophic lateral sclerosis in Czechoslovakia with special reference to the Hradec Kralove region].
SERCL
M
M
KOVARIK
J
J
D000690:Amyotrophic Lateral Sclerosis / Q000706:statistics & numerical data*; D001699:Biometry; D003604:Czechoslovakia; D006801:Humans
AMYOTROPHIC LATERAL SCLEROSIS/statistics