L1E1N1T1I1V4I1R1U1S1
13 points
LENTIVIRUS is validvalid
[n LENTIVIRUSES]
any of a group of retroviruses producing illnesses characterized by a delay in the onset of symptoms after infection [n -ES]
[n LENTIVIRUSES]
any of a group of retroviruses producing illnesses characterized by a delay in the onset of symptoms after infection [n -ES]