共 8 条
[1]
COHEN J, 1969, STATISTICAL POWER AN
[2]
Liu K, 1981, Health Care Financ Rev, V3, P15
[3]
MAHONEY F I, 1965, Md State Med J, V14, P61
[4]
MORRIS JN, 1982, ADULT DAY CARE PRACT
[5]
OVERALL JE, 1962, PSYCHOL REP, V10, P799
[8]
SHERWOOD S, 1982, FINAL REPORT ALTERNA