All of the following are significant risk factors for the development of colonic carcinoma in an adenomatous polyp, EXCEPT:

Surgery

All of the following are significant risk factors for the development of colonic carcinoma in an adenomatous polyp, EXCEPT:

A tender swelling in submandibular triangle is mostly likely diagnosed as

In transfacial proportions, the face Is divided into how many segments:

Specific for Ankylosing spondylitis is true?