单词 | birth cohort study |
释义 | > as lemmasbirth cohort study birth cohort n. (in demographic and epidemiological studies) a subset of a population selected by birth during a particular time period; also as a modifier, esp. in birth cohort study. ΚΠ 1938 E. P. Hutchinson in D. S. Thomas et al. Res. Memorandum Migration Differentials App. C2 375 It is highly probable that the same reflux migration occurred at some time in all other birth cohorts. 1978 Phylon 39 380 In the 1960 birth cohort study, infant mortality rates were lowest when the mother was age 20-24 having a first birth. 2016 Times (Nexis) 3 Mar. 4 The research involved carrying out MRI scans of 240 people in the Aberdeen Birth Cohort, a group of people born in the city in 1936. < as lemmas |
随便看 |
|
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。