TY - JOUR T1 - Hypoglycemia caused by co-secretion of insulin from lung tumor and cardia cancer: first case report JO - Sao Paulo Medical Journal A1 - Chen, Yaning A1 - Kang, Yi A1 - Hong, Liu A1 - Yao, Hebin SN - 1516-3180 UL - 10.1590/1516-3180.2017.0136060617 VL - 137 Y1 - 2019 PB - Brazil ER -