EGFR and familial pancreatic carcinoma: Overexpression of EGFR and its ligands is frequently observed in pancreatic cancer and correlates with poor prognosis, disease progression, and metastasis (Oliveira‐Cunha et al., 2011; Xie and Xie, 2015), supporting the prominent role of the EGFR family for malignant transformation, prevention of apoptosis, and drug resistance.