text: <unk> <unk><unk><unk>  (MERS) is a viral<unk>  illness. MERS is caused by a coronavirus called<unk> <unk><unk><unk>  Coronavirus” (MERS-CoV).  MERS-CoV is a beta coronavirus. It was first reported in 2012 in Saudi Arabia. MERS-CoV used to be called “novel coronavirus,” or “nCoV”. It is different from other coronaviruses that have been found in people before.
option_0: Middle East respiratory syndrome coronavirus infection
option_1: Swine influenza
option_2: COVID-19 and influenza co-infection
option_3: Influenza
option_4: COVID-19-associated Guillain-Barre syndrome
option_5: Novel human coronavirus infection
option_6: COVID-19-associated respiratory failure
option_7: COVID-19-associated hemodialysis