title: Human methane production: a study of population groups and environmental factors in Israel.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001944:Breath Tests; D014676:Diet, Vegetarian; D005260:Female; D006801:Humans; D007557:Israel; D007585:Jews; D008297:Male; D008697:Methane / Q000378:metabolism*; D008875:Middle Aged; D012424:Rural Population; D014505:Urban Population
chemical_list: D008697:Methane