Sultan, Assem A <br/><br/>
Classification systems of hip osteonecrosis: an updated review.  [electronic resource] 

 -  International orthopaedics  05 2019 
 - 1089-1095 p.  digital 
<br/><br/> Publication Type: Journal Article; Systematic Review 
<br/><br/><label>ISSN: </label>1432-5195 
<br/><br/><label>Standard No.: </label>10.1007/s00264-018-4018-4  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Femur Head Necrosis--classification<br/>Humans<br/>Prognosis<br/>Reproducibility of Results