Batschelet, E <br/><br/>
Angular-linear correlation coefficient for rhythmometry and circannually changing human birth rates at different geographic latitudes.  [electronic resource] 

 -  International journal of chronobiology  1973 
 - 183-202 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0300-9998 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biological Clocks<br/>Birth Rate<br/>Circadian Rhythm<br/>Computers<br/>Demography<br/>Environment<br/>Factor Analysis, Statistical<br/>Female<br/>Fertility<br/>Humans<br/>Pregnancy<br/>Probability