told police that he had gone to the home previously on a number of occasions for health checkups or for issuing death certificates earlier he had also issued a death certificate to another inmate but the doctor denied issuing guriyas death certificate and said that his signature was forged police are however not convinced with mandals version there will be further rounds of investigation said an official meanhile hooghly district police on sunday detained the medical officer of bankura sonamukhi municipality dr kanchan mandal the death cerificate of guriya which was submitted to gurap police station by the secretary of home uday chand singh on july 3 two days after her death bore the signature of dr mandal however dr mandal on sunday denied completely that he had issued any death certificate at the home in recent time after he was shown the death certificate mandal said that it was completely forged mandal said that he had gone to the home on number of occasions either for health checkup or for issuing death certificate earlier he issued death certificate to another inmate the death certificate for guriya might have been forged from that however police are yet to believe fully dr mandal there will be further rouunds of interrogation said an investigator the interrogation of the doctor has left the investigators to put the scanner intensely on the secretary of the home uday chand singh and his associates with every passing day new places are being added in the area of investigation into the death of guriya after hooghly and bankura burdwans jamalpur has also been included so the state government has also decided to hand over the case to cid on sunday a cid team reached gurap and interrogated the accused sharbani bhattacharya