Antimicrobial Action of Sambacus nigra, Symphytum officinale, Urtica dioica, and Mentha pulegium Plant Compounds against Antibiotic Resistant Streptococcus pneumoniae - Odhiambo, Ogweno; Makobe, Celestine; Matiru, Viviene; Masanta, Wycliffe (East African Journal of Health and Science, 2024)