title: The estimation of natural sterility.
authors.forename: J C
authors.initials: JC
authors.lastname: Barrett
mesh_terms: D000367:Age Factors; D015982:Bias; D001695:Biology; D003710:Demography; D004194:Disease; D005069:Evaluation Studies as Topic; D005298:Fertility; D007246:Infertility; D008722:Methods; D008962:Models, Theoretical; D010827:Physiology; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D015203:Reproducibility of Results; D012098:Reproduction; D012106:Research; D012107:Research Design; D013223:Statistics as Topic; D014566:Urogenital System
keywords: Age Factors; Bias; Biology; Data Adjustment; Demographic Factors; Diseases; Error Sources; Estimation Technics; Evaluation; Evaluation Methodology; Fertility; Infertility; Measurement; Methodological Studies; Models, Theoretical; Physiology; Population; Population Characteristics; Population Dynamics; Reliability; Reproduction; Research Methodology; Urogenital Effects; Urogenital System; World