Balance of K and Na in patients with gastric cancer and peptic ulcer disease before and after surgery - PDF (Russian)
© 1965 Fedotov S.D.
![Creative Commons License](https://i.creativecommons.org/l/by-nc-sa/4.0/88x31.png)
This work is licensed
under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.