This is a preview of subscription content, log in via an institution to check access.
Rights and permissions
About this article
Cite this article
Labour of 30 hours’ duration or longer. Ir J Med Sci 37 (Suppl 1), 66–68 (1961). https://doi.org/10.1007/BF02956582
Published:
Issue Date:
DOI: https://doi.org/10.1007/BF02956582