Direction of causation models.
Goldberg
J
J
Veterans Administration Medical Center, Hines.
Ramakrishnan
V
V
D015984:Causality; D015331:Cohort Studies; D003430:Cross-Sectional Studies; D006801:Humans; D008957:Models, Genetic; D018433:Twin Studies as Topic; D014427:Twins / Q000235:genetics*