TY - RPRT TI - Erection problems in medical practice: differential diagnosis with relatively simple method. AU - A K Slob AU - J H Blom AU - J J van der Werff ten Bosch PY - 1990 DO - 10.1016/s0022-5347(17)39861-0 UR - https://pubmed.ncbi.nlm.nih.gov/2294260/ ID - 2294260 ER -