title: Associations Do Not Equal Causation: Clinical Relevance of Statistical Associations of Phosphodiesterase Type 5 Inhibitors with Prostate Cancer Progression and Melanoma.
authors.affiliation: Department of Urology, Population Health, and Laura & Isaac Perlmutter Cancer Center, New York University, New York, NY, USA. Electronic address: stacyloeb@gmail.com.
authors.forename: Stacy
authors.initials: S
authors.lastname: Loeb
authors.affiliation: Martini-Clinic Prostate Cancer Center, University Medical Center Hamburg-Eppendorf, Hamburg, Germany.
authors.forename: Thorsten
authors.initials: T
authors.lastname: Schlomm
authors.affiliation: Department of Surgery and Perioperative Sciences, Urology and Andrology, Umeå University Hospital, Umeå, Sweden.
authors.forename: Pär
authors.initials: P
authors.lastname: Stattin
mesh_terms: D007172:Erectile Dysfunction / Q000188:drug therapy*; D006801:Humans; D007610:Kallikreins / Q000097:blood*; D008297:Male; D009364:Neoplasm Recurrence, Local / Q000453:epidemiology*; D058986:Phosphodiesterase 5 Inhibitors / Q000627:therapeutic use*; D011183:Postoperative Complications / Q000188:drug therapy*; D017430:Prostate-Specific Antigen / Q000097:blood*; D011468:Prostatectomy; D011471:Prostatic Neoplasms / Q000601:surgery*
chemical_list: D058986:Phosphodiesterase 5 Inhibitors; C549870:KLK3 protein, human; D007610:Kallikreins; D017430:Prostate-Specific Antigen