From the Centers for Disease Control. Unavailability of streptomycin, para-aminosalicylic acid--United States.
D010131:Aminosalicylic Acid / Q000600:supply & distribution*; D013307:Streptomycin / Q000600:supply & distribution*; D014481:United States
D010131:Aminosalicylic Acid; D013307:Streptomycin