Song FY, Toshiro T, Li K, Yu P, Lin XK, Yang HL, Deng XL, Zhang YQ, Lv LW, Huang XE, Kazuo T. Development of a semi-quantitative food frequency questionnaire for middle-aged inhabitants in the Chaoshan area, China. World J Gastroenterol 2005; 11(26): 4078-4084 [PMID: 15996034 DOI: 10.3748/wjg.v11.i26.4078]
Please LOGIN to submit a new comment.