RT Journal Article SR Electronic T1 A Technique of Blood pH Estimation JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 173 OP 174 DO 10.1136/jcp.13.2.173 VO 13 IS 2 A1 Hardy, E. G. YR 1960 UL http://jcp.bmj.com/content/13/2/173.abstract AB