https://www.sciencedaily.com/releases/2019/09/190919142201.htm
Clinically silent relapsing malaria may still pose a threat | ScienceDaily
Nonhuman primates with clinically undetectable Plasmodium relapse infections still harbor parasitic gametocytes that may be infectious to mosquitoes, according...
clinically silentrelapsingmalariamaystill
https://www.aafp.org/pubs/afp/issues/2007/0101/p110.html
Recurrent STIs Are Common and Often Clinically Silent | AAFP
are commonclinically silentrecurrentstisoften