مهمان عزیز شما حق دیدن لینک ها را ندارید برای استفاده از امکانات کامل انجمن عضو شوید

عضویت

The majority of observational studies had a moderate to high level of bias, being of fair to poor quality, except for one cross sectional study Study 1, Tables 1 and 2 which was graded to be of good quality