Cryptogenic hemoptysis and smoking.
Hiyama
Junichiro
J
Horita
Naokatsu
N
Shiota
Yutaro
Y
Ono
Tetsuya
T
Yamakido
Michio
M
D015984:Causality; D003430:Cross-Sectional Studies; D006469:Hemoptysis / Q000453:epidemiology / Q000209:etiology*; D006801:Humans; D012307:Risk Factors; D012621:Seasons; D012907:Smoking / Q000009:adverse effects*