R. Mullen

发表

H. Swanson, R. C. Mullen, R. Mullen, 1983, Journal of experimental child psychology.

K. Klontz, F. Hyman, D. E. Cover, 1994, Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.

S. Groseclose, K. Brett, R. Hopkins, 1993, JAMA.

B. Shelton, W. Hlady, G. Daikos, 1993, American journal of epidemiology.