George W. Ryan
发表
David R. Downing,
George W. Ryan,
1992
.
David R. Downing,
George W. Ryan,
1994
.
George W. Ryan,
1995
.
George W. Ryan,
Steven Leadbetter,
2002
.
George W. Ryan,
M. Aitken,
G. Ryan,
2004,
Journal of Community Health.
Ann M. Dellinger,
Rebecca B. Naumann,
George W. Ryan,
2010,
Injury Prevention.