P W Callas
发表
M A Ricci,
P L Moses,
P W Callas,
1997,
Telemedicine and telehealth networks : newsmagazine of distance healthcare.
P W Callas,
G. Long,
E. Bovill,
2001,
Thrombosis and Haemostasis.
M A Ricci,
P W Callas,
S J Knight,
1998,
Telemedicine journal : the official journal of the American Telemedicine Association.
P W Callas,
K. Leslie,
P. Callas,
1996,
Telemedicine journal : the official journal of the American Telemedicine Association.
M A Ricci,
P W Callas,
P. Callas,
2000,
Telemedicine journal and e-health : the official journal of the American Telemedicine Association.
P W Callas,
A. Mattia,
D. Weaver,
1997,
The American journal of surgical pathology.
P W Callas,
A H Smith,
A. Smith,
1988,
International journal of epidemiology.