Hi Aspirant,



The following ways will be helpful to you-



1)apply for residency in US , one needs to take the licensing exam ,the USMLE .



The USMLE is a three-step examination for medical licensure in the United States. The USMLE provides a common system to evaluate applicants for medical licensure.



2)And as far as Harvard is concerned, you need to have exceptionally high scores in all the three steps ,



3)some valuable and substantial research experience



4)And letters of recommendations .



5)Scoring high in your undergraduate exams.



Hope this helps.