COVID-19(5) male(5) men(5) Semen(5) coronavirus disease(5) Patient(5) symptomatic(3) positive(3) second wave(3) risk of transmission(3) was performed(3) real-time RT-PCR(3) public health(3) Coronavirus-2(3) Infection(3) reverse transcriptase-polymerase chain reaction(3) RT-PCR(3) Chain Reaction(3) polymerase chain reaction(3) nasopharyngeal swabs(3) interview(3) Mild(3) sexual transmission(3) defined(3) receptor(3) recovering from COVID-19(3) Clinical practice(3) coronavirus(3) Open reading frame(3) Italy(3)