J A Spencer

发表

J. Spencer, J A Spencer, D J Moran, 1990, Archives of disease in childhood.

S Gallivan, S. Gallivan, J A Spencer, 1993, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

J. Spencer, J A Spencer, John A. Spencer, 2008, Clinical radiology.