共 10 条
[1]
Allen M, 2004, J COMMUN, V54, P402, DOI 10.1111/j.1460-2466.2004.tb02636.x
[2]
Allen M., 2002, American Journal of Distance Education, V16, P83, DOI 10.1207/S15389286AJDE1602_3
[3]
Chisholm MA, 2000, AM J PHARM EDUC, V64, P2, DOI [10.5688/aj640207, DOI 10.5688/AJ640207]
[10]
Wade WE, 1999, AM J PHARM EDUC, V63, P82