Primary malignant melanoma of the esophagus (report of two cases).
Li
Z J
ZJ
Zhu
Z X
ZX
Liu
H R
HR
Wang
G M
GM
Xu
L T
LT
D000368:Aged; D004938:Esophageal Neoplasms / Q000473:pathology* / Q000601:surgery; D004946:Esophagostomy; D005774:Gastrostomy; D006801:Humans; D008297:Male; D008545:Melanoma / Q000473:pathology* / Q000601:surgery