共 17 条
[3]
Caplan G., 1961, APPROACH COMMUNITY M, V76, P58, DOI 10.1016/s0033-3506(61)80174-1
[4]
CHAPMAN DW, 1954, J SOC ISSUES, V10, P3
[6]
DEMERATH N, 1957, HUM ORGANIZ, V16, P10
[7]
LEOPOLD RL, CITED INDIRECTLY
[8]
LEOPOLD RL, 1961, J AM MED ASSN, V175, P86
[9]
LEOPOLD ROBERT L., 1960, PENNSYLVANIA MED JOUR, V63, P385