Pancreatic head mass of unusual etiology: multiple myeloma diagnosed by endoscopic ultrasound-guided fine needle aspiration.
Pinto-Marques
P
P
Department of Gastroenterology, Hospital da Luz, Lisbon, Portugal. pmarques@hospitaldaluz.pt
Martins
C
C
Mendonça
E
E
Castro
H
H
Serra
D
D