Factors of obstruction and renal infection.
D000818:Animals; D004967:Estrogens / Q000494:pharmacology*; D006869:Hydronephrosis / Q000150:complications*; D006977:Hypertension, Renal / Q000209:etiology*; D009393:Nephritis; D051381:Rats; D014552:Urinary Tract Infections
D004967:Estrogens