B-type natriuretic peptide and high sensitivity C-reactive protein in patients with rheumatic fever and rheumatic heart disease: relationship to mitral regurgitation - Elshamaa, Manal F.; Hamza, Hala; Emam, Soha; El Rahman, Naglaa Abd; Zaher, Asmaa Zakareya; Abd-El Haleem, Dalia A.; Ibrahim, Mona H.; Kamel, Solaf; Mahmoud, Eman (Pediatria Polska - Polish Journal of Paediatrics, 2020)