[1]
A. R. Dias, R. A. A. Sallum, N. Zalc, B. B. Ctenas, U. Ribeiro Jr, and I. Cecconello, “ Squamous cell carcinoma and neuroendocrine carcinoma colliding in the esophagus ”,
Clinics, vol. 65, no. 1, pp. 114–117, Jan. 2010,
doi: 10.1590/S1807-59322010000100018.