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Titles
- VD: sometimes penicillin doesn't work2
- A single injection of long-acting penicillin cures yaws (after)1
- A single injection of long-acting penicillin cures yaws (before)1
- Bacterial Protoplasts Induced By Penicillin1
- Penicillin1
- Report on experimental production of penicillin at the St. Jacob's Hospital, Leipzig1
- [This World War II advertisement informs the soldiers and other citizens about a new wonder drug that can cure venereal disease]1