An Atypical Case of Pancreatic Cancer with Mesenchymal Differentiation in a Patient with Primary Lung Adenocarcinoma: Insights into Tumor Biology and Novel Therapeutic Pathways. - Abbas, Noura; Zahreddine, Lama; Tawil, Ayman; Natout, Mustafa; Shamseddine, Ali (Diagnostics (2075-4418), 2024)