14568
The present study , although preliminary , shows that intralesion steroid injection with mesotherapy needles in PTM is effective and well tolerated , and does not cause undesired long - term modifications of the skin .
 Chemical: steroid
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: steroid