<prompt> tafadhali geuza maudhui haya ya swahili kwenda kwa kiingereza.shirika la afya duniani limeweka maeneo ya umeme yanayotokana na simu za mkononi kama uwezekano wa kansa, ingawa tafiti nyingi hazikutawaliwa na kitu hicho.  <response>: the who has labeled cell phones as likely carcinogenic, but there are nevertheless many open questions. 