Original sentence: However, the recent discovery in 2009 of the "Jat mutation" that causes a type of glaucoma in Romani people.In 2007 a limited medical survey of Haplotypes frequently found in the Jat Sikhs and Jats of Haryana, and the Romani populations resulted in no matches.Jats of Rajasthan,Uttar Pradesh,Delhi   Jat Muslim in Gujarat and Mirdha Jat people (except Jat Muslims) in Madhya Pradesh.The Jat people are one of the most prosperous groups in India on a per-capita basis (Punjab, Haryana, and Gujarat are the wealthiest of Indian states)..Haryana has the largest number of rural crorepatis in India,all of whome are Jats.The Jats have apparently formed during the centuries following the collapse of the Kushan Empire, during the early medieval period.The press release from Leeds University states:.There is some evidence connecting the Jats and the  Romani people, the descendants of Indo-Aryan groups which emigrated from India towards Central Asia during the medieval period.They are assumed to be the product of admixture of Indo-Scythian elements to local Indo-Aryan groups
Edited sentence: , Jats of Rajasthan, Uttar Pradesh, Delhi,  Jat Muslim in Gujarat, and Mirdha Jat people (except Jat Muslims) in Madhya Pradesh.Haryana has the largest number of rural crorepatis in India, all of whom are Jats.However, researchers discovered a "Jat mutation" that causes a type of glaucoma in Romani people.In 2007, a medical survey of haplotypes frequently found in the Jat Sikhs and Jats of Haryana and the Romani populations resulted in no matches.The Jat people are one of the most prosperous groups in India on a per-capita basis (Punjab, Haryana, and Gujarat are the wealthiest of Indian states).The Jats formed during the centuries following the collapse of the Kushan Empire, during the early medieval period.They are assumed to be the product of a mixture of Indo-Scythian elements to local Indo-Aryan groups