TY - BOOK AU - AU - Mechanic, David, ED - ED - ED - ED - SN - 29207002 SN - 2 PY - 1980///];copyright 1980.46 CY - New York PB - Free Press KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Social medicine N1 - Includes bibliographical references and index; 5 ER -