2631881 ENEC Esophageal neuroendocrine carcinoma 22 2631889 ENEC early NEC/NEC like disease 1 2631887 ENEC endocrine and nonendocrine complications 1 2631888 ENEC endometrioid endometrial cancer 1 2631885 ENEC energy consumption 1 2631886 ENEC epithelial neuroendocrine carcinomas 1