Pharyngo-Oesophageal Sphincter
| Autor: | Negus, V. E. |
|---|---|
| Zdroj: | The British Medical Journal, 1928 May . 1(3515), 879-879. |
| Databáze: | JSTOR Journals |
| Externí odkaz: |
|
| Autor: | Negus, V. E. |
|---|---|
| Zdroj: | The British Medical Journal, 1928 May . 1(3515), 879-879. |
| Databáze: | JSTOR Journals |
| Externí odkaz: |
|