Synchronous clear cell renal cell carcinoma and tubulocystic carcinoma: genetic evidence of independent ontogenesis and implications of chromosomal imbalances in tumor progression
Gabriela Quiroga-Garza, Sergio Piña-Oviedo, Karime Cuevas-Ocampo, Richard Goldfarb, Mary R Schwartz, Alberto G Ayala* and Federico A Monzon