13643_2016_221_MOESM1_ESM.doc (72.5 kB)
Additional file 1:Â Table S1. of Is caffeine intake a risk factor leading to infertility? A protocol of an epidemiological systematic review of controlled clinical studies
journal contribution
posted on 2016-03-15, 05:00 authored by Huijuan Cao, Jun Ren, Xue Feng, Guoyan Yang, Jianping LiuData extraction form for randomized/quasi-randomized controlled trials or non-randomized clinical studies. (DOC 72 kb)