Amaravati, April 18 : One more person died of coronavirus in Andhra Pradesh while 31 new cases were reported during the last 24 hours, officials said on Saturday. A death was reported from Krishna district, taking the death toll in the state to 15. According to a medical bulletin released by the health department at 10 a.m. on Saturday, 31 more people tested positive, taking the state's tally of positive cases to 603. Of the 31 new cases, 18 were reported from Krishna district and 5 from Kurnool. A total of 42 patients have so far recovered and been discharged from hospitals. With this the number of active cases stands at 546. The state has imported one lakh rapid testing kits from South Korea for screening. Officials said a door to door survey will be carried out and tests will be conducted on the doorsteps of those with suspected symptoms and those living in red zones. /IANS