Analysis of Plasmodium falciparum Rh2b deletion polymorphism across different transmission areas by Aniweh, Y, Suurbaar, J, Morang'a, CM, Nyarko, PB, Wright, KE, Kusi, KA, Ansah, F, Kyei-Baafour, E, Quansah, E, Asante, J, Thiam, LG, Higgins, MK, Awandare, GA