Vitamin intervention on precancerous lesions of the esophagus in a high-risk population in China.
Muñoz
N
N
International Agency for Research on Cancer, Lyon, France.
Wahrendorf
J
J
Bang
L J
LJ
Crespi
M
M
Grassi
A
A
D002986:Clinical Trials as Topic; D004032:Diet; D004311:Double-Blind Method; D004938:Esophageal Neoplasms / Q000517:prevention & control*; D006801:Humans; D011230:Precancerous Conditions / Q000188:drug therapy*; D011897:Random Allocation; D012256:Riboflavin / Q000627:therapeutic use*; D012307:Risk Factors; D014801:Vitamin A / Q000627:therapeutic use*; D015032:Zinc / Q000627:therapeutic use*
D014801:Vitamin A; D015032:Zinc; D012256:Riboflavin