Screening and diagnostic tools (DRSP, PSST, C-PASS): what the research says
776 studies on screening and diagnostic tools (drsp, psst, c-pass) in PMS and PMDD, each with a short summary. 50 of them use the strongest designs: randomised trials and systematic reviews.
Survey study 398Randomised trial 126Cohort study 66Study 50Non-randomised trial 38Case-control study 32