海量图书期刊资源,随时随地畅享阅读乐趣
Social relations and smoking behavior: Results from the first MONICA survey AugsburgUrsula Härtel; Jutta Stieber; Ulrich Keil · 1988
Smoking habits and attitude to smoking in the study population of the MONICA project AugsburgJutta Stieber; Ursula Härtel; Wolf-Dieter Heller; Ulrich Keil; Johannes G. Gostomzyk · 1988