News & CommentScientific Events THE NEW YORK INSTITUTE FOR HOSPITAL ADMINISTRATORS Science 23 Jun 1939:Vol. 89, Issue 2321, pp. 576DOI: 10.1126/science.89.2321.576 Article Info & Metrics eLetters PDF Article Information vol. 89 no. 2321 576 DOI: https://doi.org/10.1126/science.89.2321.576 Published By: American Association for the Advancement of Science Print ISSN: 0036-8075 Online ISSN: 1095-9203 Copyright & Usage: © 1939 Other Contributors: American Association for the Advancement of Science Author Information Altmetric Article usage Article lifetimeLast 6 monthsThis monthArticle usage: July 2007 to March 2021 AbstractFullPdf Jul 2007001 Oct 2007001 Mar 2009001 Jul 2009001 Nov 2011001 Dec 2011001 Jan 2012001 Oct 2012001 Jun 2013001 Dec 2014100 Oct 2015001 Apr 2017002 Jun 2018001 Aug 2018001 Mar 2020001 Apr 2020001 Sep 2020001 Mar 2021001 View PDF Extract