TY - GEN AU - Nazerali H, Muchemwa T, Hogerzeil Hans V. ED - World Health Organization. Action Programme on Essential Drugs. TI - Stability of essential drugs in tropical climates: Zimbabwe PY - 1996/// CY - Geneva : PB - World Health Organization KW - Essential drugs KW - Drug stability KW - Quality control KW - Longitudinal studies KW - Zimbabwe ER -