TY  - GEN
AU  - Wittes,R E
TI  - How we know what we (think we) know
SN  - 0732-183X
PY  - 1986///0722
KW  - Breast Neoplasms
KW  - therapy
KW  - Clinical Trials as Topic
KW  - standards
KW  - Female
KW  - Humans
KW  - Periodicals as Topic
KW  - Quality Control
KW  - Research Design
N1  - Publication Type: Editorial
UR  - https://doi.org/10.1200/JCO.1986.4.6.827
ER  -