Covid 19 swab test. woman with PCR test. Coronavirus test during epidemic. Medic taking sample for virus testing. studio shot and blue green background. Doctor in PPE suit swab testing. pcr; ncov; nasal swab; social distancing; quarantine; pandemic; covid 19; nasal; swab nose; swab stick; swabs; swab test; facial mask; pneumonia; mask; nose; infect; women; illness; infectious disease; doctor; virus; swab; epidemic; patient; health; covid-19; disease; corona; covid19; test; medical; laboratory; people; eq