@article{62826, author = {Jason Fletcher and Dalton Conley}, title = {The challenge of causal inference in gene{\textendash}environment interaction research: leveraging research designs from the social sciences}, year = {2013}, journal = {American journal of public health}, volume = {103}, number = {S1}, pages = {S42{\textendash}S45}, publisher = {American Public Health Association}, language = {eng}, }