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*Investigation of underlying sources of stress (social environment, physical environment, health problems)
 
*Investigation of underlying sources of stress (social environment, physical environment, health problems)
 
*Examination of the skin
 
*Examination of the skin
*Microscopical analysis of hairs fats
+
*Microscopical analysis of hair shafts
 
*Rule out of other potential causes and underlying actors (e.g. ectoparasites)
 
*Rule out of other potential causes and underlying actors (e.g. ectoparasites)
  
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edits