International graduate need fellowship advice in us

Hi I am a Neurologist with DM and DNB degree in Neurology from India . Am I eligible for fellowship in Vascular neurology in USA and if so does that require USMLE Is there any other exam which can be cleared to be eligible for vascular neurology fellowships. What other requirements are present for further applying for the same.
Source: Student Doctor Network - Category: Universities & Medical Training Authors: Source Type: forums