<classify> Tsiku Lolemba, asayansi ochokera ku Stanford University School of Medicine analengeza zakupangidwa kwa chida chatsopano chomwe chitha kusiyanitsa ma cell ndi mtundu: kachipangizo kakangono kosindikizidwaka kakhoza kupangidwa pogwiritsa ntchito ma inkjet osindikizika apamwamba pafupifupi cent imodzi ya U.S iliyonse.  <topic>: health 