@misc{misc2335c500,
title   = {C-KI-RAS and C-HA-RAS mutations are rare whereas C-HA-RAS overexpression is frequently observed in head and neck cancer},
author = {Bassini, Alessandra S. and Kowalski, Luiz P. and Brentani, Maria Mitzi and Nagai, Maria Aparecida and Coutinho, Cláudia M. and Gutiérez, Leonardo G. and Butugan, Ossamu},
year = {1998},
booktitle   = {Congresso Nacional de Genética}
}