Patterns of Care Studies: Past, Present, and Future.
The Patterns of Care Study in Radiation Oncology (PCS) has existed for 25 years. This overview details the basic principles that have guided the study from its inception to the present and defines the future role for the PCS.
Hanks
GE
Department of Radiation Oncology, Fox Chase Cancer Center, Philadelphia, PA, USA
Coia
LR
Curry
J