R. Ryan

发表

D. Goldstein, L. Phebus, K. Johnson, 2001, Cephalalgia : an international journal of headache.

R. Ryan, 1982, Advances in neurology.

M. Asgharnejad, R. Ryan, A. Elkind, 1997, Neurology.

H. Diener, R. Ryan, J. Hettiarachchi, 2004, European journal of neurology.

R. Cady, G. Géraud, J. Goldstein, 2002, Headache.

R. Ryan, 1947, Proceedings of the staff meetings. Mayo Clinic.

R. Ryan, 1962, Headache.

R. Ryan, 1949, Postgraduate medicine.

R. Ryan, B. T. Horton, J. L. Reynolds, 1948, Proceedings of the staff meetings. Mayo Clinic.

R. Ryan, 1960, Archives of otolaryngology.

R. Ryan, E. Kern, 1978, Headache.

S. Diamond, M. Asgharnejad, R. Ryan, 1998, Archives of family medicine.

A. Sudilovsky, R. Ryan, 1983, Headache.