Morphological and p40 Immunohistochemical Analysis of Squamous Differentiation in Endoscopic Ultrasound Guided Fine Needle Biopsies of Pancreatic Ductal Adenocarcinoma
Researchers assessed immunohistochemical p40 expression in fine needle biopsy samples with pancreatic ductal adenocarcinoma and association with cytomorphological features of squamous differentiation and clinical data.