TY - RPRT TI - Estimating correlation by using a general linear mixed model: evaluation of the relationship between the concentration of HIV-1 RNA in blood and semen. AU - Hrishikesh Chakraborty AU - Ronald W Helms AU - Pranab K Sen AU - Myron S Cohen PY - 2003 DO - 10.1002/sim.1505 UR - https://pubmed.ncbi.nlm.nih.gov/12704609/ ID - 12704609 ER -