Wilsmore, A J <br/><br/>
Protection of ewes vaccinated with A22 strain Chlamydia psittaci (ovis) against challenge in pregnancy with homologous and heterologous strains of the organism.  [electronic resource] 

 -  The British veterinary journal   
 - 349-53 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0007-1935 
<br/><br/><label>Standard No.: </label>10.1016/s0007-1935(11)80028-x  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Abortion, Veterinary--prevention & control<br/>Animals<br/>Bacterial Vaccines<br/>Chlamydophila psittaci--immunology<br/>Female<br/>Pregnancy<br/>Psittacosis--prevention & control<br/>Sheep<br/>Sheep Diseases--prevention & control