1. 
   natimortality
   The perinatal death rate; the proportion of foetal and neonatal deaths to the general natality. ... Origin: L. Natus, birth, + mortalitas, fr. Mors, death ... (05 Mar 2000) ...
   Found op http://www.mondofacto.com/facts/dictionary?natimortality
   
   
2. 
   natimortality
   (na″tĭ-mor-tal´ĭ-te) fetal death rate.
   Found op http://www.encyclo.co.uk/local/21001
   
   

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