@book{5776,
	author = {Nelson, Sidney W. and Freimanis, Atis K., and American College of Radiology.},
	title = {Gastrointestinal tract disease syllabus,},
	publisher = {Committee on Professional Self-Evaluation and Continuing Education, Commission on Diagnostic Radiology, American College of Radiology,},
	year = {c1973.},
	address = {Chicago,}
}