TY  - JOUR
AU  - Boyington, Josephine E. A.
AU  - Czajkowski, Susan
PY  - 2013
TI  - Enrollment and Retention Challenges in Early-Phase Intervention Development Studies: The Obesity-Related Behavioral Intervention Trials (ORBIT)
T2  - Preventing Chronic Disease
JO  - Prev Chronic Dis
SP  - E32
VL  - 10
CY  - Centers for Disease Control and Prevention, Atlanta, Georgia 30333, USA.
N2  - 
SN  - 1545-1151
UR  - http://dx.doi.org/10.5888/pcd10.130040
DO  - 10.5888/pcd10.130040
ER  - 
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