Partial urethral obstruction of rabbit urinary bladder: stereological evidence that the increase in muscle content is mostly driven by changes in number, rather than size, of smooth muscle cells - Sasahara, Tais Harumi de Castro; Mayhew, Terry M.; Rahal, Sheila Canevese; Fioretto, Emerson Ticona; Balieiro, Júlio Cesar de Carvalho; Ribeiro, Antonio Augusto Coppi Maciel (Journal of Anatomy, 2007)