Smoking among health care students.
Birkholtz
F F
FF
Louw
S
S
D006801:Humans; D010947:Plants, Toxic; D011320:Primary Health Care; D012907:Smoking / Q000009:adverse effects; D013019:South Africa; D013337:Students, Medical; D011795:Surveys and Questionnaires; D014026:Nicotiana