Uncommon Coexistence of Pleomorphic Adenoma and Warthin's Tumor in a Painfully Swollen Left Parotid Gland: A Surgical Case Report. - Klamminger GG; Issing C; Burck I; Herr C; Endemann E; Stöver T; Wild PJ; Winkelmann R (The American journal of case reports, 2023)