Reliability and validity of assessment methods available in primary care for bladder outlet obstruction and benign prostatic obstruction in men with lower urinary tract symptoms: a... oleh Johannes C F Ket, Michel W Coppieters, Tom Vredeveld, Esther van Benten, Rikie E P M Beekmans, M Patrick Koops, Jurgen Mollema, Stephan P J Ramaekers, Jan J M Pool, Annelies L Pool-Goudzwaard