1
2
Published: 2004
Superior document: Enthalten in The methods and materials of demography San Diego, Calif. [u.a.], 2004 S. 43 - 63
3
Published: 1982
Superior document: Vital and health statistics / US Department of Health and Human Services ... : Series 2, Data evaluation and methods research 93
4
Published: [2011]
Superior document: Title is part of eBook package: De Gruyter DGBA Law - 2000 - 2014
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