RT Journal Article SR Electronic T1 A 12-Month Survey of Observation Ward Practice JF British Journal of Preventive & Social Medicine JO Br J Prev Soc Med FD BMJ Publishing Group Ltd SP 22 OP 29 DO 10.1136/jech.16.1.22 VO 16 IS 1 A1 M. D. Eilenberg A1 M. J. Pritchard A1 P. B. Whatmore YR 1962 UL http://jech.bmj.com/content/16/1/22.abstract AB