title: Basaloid squamous cell carcinoma of the upper aerodigestive tract.
authors.affiliation: Investigacion Clinica.Instituto Nacional de Cancerologia de Mexico. Av. San Fernando n. 22 Tlalpan C.P.14000 México.
authors.forename: L.-M.
authors.initials: LM
authors.lastname: Ruiz-Godoy
authors.forename: A.
authors.initials: A
authors.lastname: Meneses
authors.forename: L.
authors.initials: L
authors.lastname: Suchil
authors.forename: J.-L.
authors.initials: JL
authors.lastname: Barrera
authors.forename: A.
authors.initials: A
authors.lastname: Mosqueda