Hellgren, Lars. <br/><br/>
Psoriasis ; the prevalence in sex, age and occupational groups :  in total populations in Sweden. Morphology, inheritance and association with other skin and rheumatic diseases. 

 - Stockholm :  Almqvist & Wiksell,  [1967] 
<br/><br/> Issued also as part of the author's thesis, Goteborg, under the title: An epidemiological survey of skin diseases, tattooing and rheumatic diseases. 
<br/><br/>Bibliography: 98-106. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arthritis -- occurrence.--Arthritis -- occurrence.<br/>Psoriasis -- occurrence.--Psoriasis -- occurrence.<br/>Skin Diseases -- occurrence.--Skin Diseases -- occurrence.<br/>Tattooing -- statistics.--Tattooing -- statistics.
<br/><br/><label>National Library of Medicine Call No.: </label>WR 205  / H477p 1967