TY  - GEN
AU  - Goulart,Bernardo H L
AU  - Ramsey,Scott D
AU  - Parvathaneni,Upendra
TI  - Observational study designs for comparative effectiveness research: an alternative approach to close evidence gaps in head-and-neck cancer
SN  - 1879-355X
PY  - 2014///0211
KW  - Comparative Effectiveness Research
KW  - Cost-Benefit Analysis
KW  - Head and Neck Neoplasms
KW  - epidemiology
KW  - Humans
KW  - Observational Studies as Topic
KW  - methods
KW  - Prognosis
KW  - Quality Improvement
KW  - economics
KW  - Randomized Controlled Trials as Topic
KW  - Selection Bias
N1  - Publication Type: Journal Article; Review
UR  - https://doi.org/10.1016/j.ijrobp.2013.05.050
ER  -