TY - GEN AU - Breslow,Norman E AU - Lumley,Thomas AU - Ballantyne,Christie M AU - Chambless,Lloyd E AU - Kulich,Michal TI - Improved Horvitz-Thompson Estimation of Model Parameters from Two-phase Stratified Samples: Applications in Epidemiology SN - 1867-1764 PY - 2009/// PB - Statistics in biosciences N1 - Publication Type: Journal Article UR - https://doi.org/10.1007/s12561-009-9001-6 ER -