TY - GEN AU - Palta,M AU - McHugh,R TI - Planning the size of a cohort study in the presence of both losses to follow-up and non-compliance SN - 0021-9681 PY - 1980///0828 KW - Humans KW - Mathematics KW - Models, Theoretical KW - Patient Dropouts KW - Probability KW - Research Design KW - Sampling Studies KW - Statistics as Topic N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/0021-9681(80)90075-2 ER -