Circumsporozoite protein (CS) is a leading vaccine antigen for falciparum malaria. but is highly polymorphic in natural parasite populations. The factors driving this diversity are unclear. but non-random assortment of the T cell epitopes TH2 and TH3 has been observed in a Kenyan parasite population. https://www.diegojavierfares.com/hot-super-Final-Audio-Sonorous-VI-Closed-Back-Over-Ear-Headphones-huge-savings/