Effect of tobacco smoking on the heart, especially in young adults.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D001835:Body Weight; D004562:Electrocardiography; D006801:Humans; D006967:Hypersensitivity; D008297:Male; D008875:Middle Aged; D010947:Plants, Toxic; D012882:Skin Tests; D012907:Smoking; D013997:Time Factors; D014026:Nicotiana