Não informado. Bibliography on smoking and health. National Library of Medicine, National Clearing House for Smoking and.
Chicago-referens (17:e uppl.)Não informado. Bibliography on Smoking and Health. Washington: National Library of Medicine, National Clearing House for Smoking and.
MLA-referens (8:e uppl.)Não informado. Bibliography on Smoking and Health. National Library of Medicine, National Clearing House for Smoking and.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.