Malignant amelanotic melanoma of the esophagus.
Watanabe H, Yoshikawa N, Suzuki R, Hirai Y, Yoshie M, Ohshima H, Takahashi M, Takai M, Hosoda S, Asanuma K.
Watanabe H, et al. Among authors: hosoda s.
Gastroenterol Jpn. 1991 Apr;26(2):209-12. doi: 10.1007/BF02811082.
Gastroenterol Jpn. 1991.
PMID: 2040402