For chronic bronchitis Penbritin will keep your patient going this winter.
- Date:
- [1964?]
Licence: In copyright
Credit: For chronic bronchitis Penbritin will keep your patient going this winter. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/b28641231_0002.jp2/full/800%2C/0/default.jpg)
Licence: In copyright
Credit: For chronic bronchitis Penbritin will keep your patient going this winter. Source: Wellcome Collection.