Clinical articleAssociation of semen quality and occupational factors: comparison of case-control analysis and analysis of continuous variables☆
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Keywords
Occupation
sperm
semen quality
male
human
Cited by (0)
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Supported by a grant from The University of Calgary and grant 561 from The Centre for the Advancement of Health, Foothills Provincial Hospital, Calgary, Alberta, Canada.
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Present address: Calgary Regional Health Authority, Calgary, Alberta, Canada.
Copyright © 1998 Published by Elsevier Inc.