TY - GEN AU - Wu,M TI - Time-of-measurement effects in longitudinal studies SN - 0021-9681 PY - 1980///0514 KW - Age Factors KW - Aged KW - Cardiovascular Diseases KW - blood KW - Cholesterol KW - Chronic Disease KW - Female KW - Humans KW - Longitudinal Studies KW - Male KW - Middle Aged KW - Models, Theoretical KW - Risk KW - Time KW - Time Factors N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/0021-9681(80)90065-x ER -