RANCHI, June 26 -- Rajendra Institute of Medical Sciences (RIMS), Ranchi director, Dr Raj Kumar, on Thursday tendered his resignation to health minister Dr Irfan Ansari. Health, medical education and family welfare department officially accepted his resignation and appointed Dr Dipendra Kumar Sinha, professor of surgery at RIMS, to handle the executive responsibilities of the director's post with immediate effect. Two notifications issued by the department in the evening informed this. The sudden decision of resignation came less than 24 hours after the Criminal Investigation Department (CID) conducted an extensive raid at the state-run premier healthcare institution, a health department source said. "Yes I have resigned due to personal reasons," Dr Kumar told HT when contacted. He was appointed RIMS director on January 31, 2024. Prior to that, he served as a professor at Sanjay Gandhi Post Graduate Institute of Medical Sciences, Lucknow....