Onyskowová, Z <br/><br/>
[Frequency of multiple birth in a group of 240,025 deliveries].  [electronic resource] 

 -  Ceskoslovenska gynekologie  Oct 1967 
 - 615-6 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0374-6852 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Czechoslovakia<br/>Female<br/>Humans<br/>Pregnancy<br/>Pregnancy, Multiple<br/>Statistics as Topic<br/>Twins