Summary of baseline characteristics.
收藏NIAID Data Ecosystem2026-03-07 收录
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资源简介：
Smoking index = number of cigarettes daily×smoking years; Drinking: “none or occasionally” means absolutely no alcohol consumption or once weekly, with each drink less than 250 ml of beer or 62.5 g of hard alcohol;“frequently” means alcohol consumption at least twice weekly, with each drink comprising at least one cup of beer or 62.5 g of hard alcohol.
创建时间：
2013-04-04
