Lee JS, Ahn JY, Choi KD, Song HJ, Kim YH, Lee GH, Jung HY, Ryu JS, Kim SB, Kim JH, Park SI, Cho KJ, Kim JH
BACKGROUND/AIMS: Unexpected diagnosis of synchronous second primary cancers (SPC) complicates physicians' decision-making because clinical details of squamous esophageal cancer (EC) patients with SPC have been limited. We evaluated clinical features...