1. A single injection of long-acting penicillin cures yaws (before) Publication: Produced: [not before 1960] Subject(s): ChildMothersYawsYaws -- drug therapyHealth PersonnelPenicillinsNigeriaWorld Health Organization.
2. A single injection of long-acting penicillin cures yaws (after) Publication: Produced: [not before 1960] Subject(s): ChildMothersYawsYaws -- drug therapyPenicillinsNigeriaWorld Health Organization.
3. Penicillin cures this disease Publication: [Geneva : World Health Organization, Division of Public Information, 1958] Subject(s): Global HealthPenicillins -- therapeutic useYaws -- drug therapy
