PATNA, April 9 -- The All India Institute of Medical Sciences (AIIMS) and the Indira Gandhi Institute of Medical Sciences (IGIMS) continue to grapple with delays in approval for treatment and discharge of patients under the Ayushman Bharat Pradhan Mantri Jan Arogya Yojana (AB-PMJAY), after the Bihar government extended the benefit of the scheme to all ration card holders in the state last month, said officials on Sunday....