J Physiol. 1920 Dec 07;54(4):253-9. doi: 10.1113/jphysiol.1920.sp001926.
The Journal of physiology
H Hartridge
PMID: 16993466 PMCID: PMC1405251 DOI: 10.1113/jphysiol.1920.sp001926
[No abstract available.]