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