- Author: Gwyn Williams
- Language: English
- Year: 2023
- Author: Gwyn Williams
- Language: English
- Year: 2023
- Author: James M. Pattison John Rees Daniel Gwyn Williams
- Language: English
- Year: 2007
- Author: D. Gwyn Williams MD FRCP (auth.)
- Language: English
- Year: 1981
- Author: John Rees James Pattison Gwyn Williams
- Language: English
- Year: 2007
- Author: Gwyn Williams
- Language: English
- Year: 2008