CARDIOVASCULAR RISK FACTORS IN CHILDREN:THE EARLY NATURAL HISTORY OF ATHEROSCLEROSIS AND ESSENTIAL H
GERALD S.BERENSON C.A.MCMAHAN ANTONIE W.VOORS1980 年出版439 页ISBN:019502589X
EXPERIMENTAL AND QUASI-EXPERIMENTAL DESIGNS FOR RESEARCH
DONALD T.CAMPBELL AND JULIAN C.STANLEY1963 年出版84 页ISBN: