参考
Ralls, PW; Colletti, PM; Lapin, SA; Chandrasoma, P; Boswell WD, Jr; Ngo, C; Radin, DR; Halls, JM (June 1985). "Real-time sonography in suspected acute cholecystitis. Prospective evaluation of primary and secondary signs". Radiology. 155 (3): 767–71. doi:10.1148/radiology.155.3.3890007. PMID 3890007.
Simeone, JF; Brink, JA; Mueller, PR; Compton, C; Hahn, PF; Saini, S; Silverman, SG; Tung, G; Ferrucci, JT (February 1989). "The sonographic diagnosis of acute gangrenous cholecystitis: importance of the Murphy sign". AJR. American Journal of Roentgenology. 152 (2): 289–90. doi:10.2214/ajr.152.2.289. PMID 2643262.
Rumack, Carol M., ed. (2011). Diagnostic ultrasound (4th ed.). Philadelphia, PA: Elsevier/Mosby. p. 203. ISBN 9780323053976.
"Acute Calculous Cholecystitis". ultrasoundtraining. Archived from the original on January 5, 2009. Retrieved May 26, 2011.
Urbano FL and Carroll M, Hospital Physician, November 2000: p51-52 (includes a description of the Murphy sign, and an erroneous description of the sonographic Murphy sign)
Orient JM, Sapira's Art & Science of Bedside Diagnosis 3e, 2005, Lippincott Williams & Wilkins, p461 (describes one method in detail for eliciting the Murphy sign)