Holm, L W <br/><br/>
Prolonged pregnancy.  [electronic resource] 

 -  Advances in veterinary science  1967 
 - 159-205 p.  digital 
<br/><br/> Publication Type: Journal Article; Review 
<br/><br/><label>ISSN: </label>0096-7653 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Cattle<br/>Female<br/>Fetal Diseases<br/>Placenta--metabolism<br/>Placenta Diseases<br/>Pregnancy<br/>Pregnancy, Multiple<br/>Pregnancy, Prolonged--genetics<br/>Sheep<br/>Swine