Pohl H. 1000 cases of spinal anesthesia with percaine. (Chirurg. 1936, 9.362-364) - PDF (Russian)
© 1937 Ivanov B.
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under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
This work is licensed
under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.