TY - RPRT TI - Incorporating missingness for estimation of marginal regression models with multiple source predictors. AU - Heather J Litman AU - Nicholas J Horton AU - Bernardo Hernández AU - Nan M Laird PY - 2007 DO - 10.1002/sim.2593 UR - https://pubmed.ncbi.nlm.nih.gov/16755531/ ID - 16755531 ER -