TY - GEN AU - Frazer,M D TI - The Radiological Society of North America, Inc SN - 0033-8419 PY - 1973///0323 KW - North America KW - Radiology KW - education KW - Research KW - Societies, Medical N1 - Publication Type: Journal Article UR - https://doi.org/10.1148/106.3.707 ER -