Pinel J, de Romanet J B, Fontanel J P
Ann Otolaryngol Chir Cervicofac. 1979 Sep;96(9):619-21.
Report of a patient who developed squamous cell carcinomas at seven sites in the upper digestive tract, only two of which were simultaneous. The course was of more than eight years, each of the sites showing the appearances of local clinical cure until the final fatal spread.