title: Correlation of tumor blood flow to tumor regression after hematoporphyrin derivative (HPD) photodynamic therapy to transplantable bladder tumors.
mesh_terms: D000818:Animals; D004305:Dose-Response Relationship, Drug; D006414:Hematoporphyrin Photoradiation; D010778:Photochemotherapy; D051381:Rats; D011916:Rats, Inbred F344; D001749:Urinary Bladder Neoplasms / Q000098:blood supply / Q000188:drug therapy* / Q000473:pathology