Does gap issue is solved at AIIMS. Actually sir /mam i have a 4th year gape between 10th and 11th but no gap between 11th and 12th.
You can apply for AIIMS and NEET Entrance exam also. There was no restriction of the gap between class 11th & 12th to apply for AIIMS Entrance Exam. As per the eligibility to apply for NEET Entrance Exam the candidates with a gap year between class 11th & 12th will be eligible for NEET 2019. You can check the eligibility with the given below link.
You can also check AIIMS eligibility with the given below link.