TY - JOUR T1 - The Physiological Cost of Muscular Work Measured by the Discharge of Carbon Dioxide. Part I.--The Energy Output of Dock Labourers During "Heavy Work" JF - Proceedings of the Royal Society of London. Series B, Containing Papers of a Biological Character (1905-1934) VL - 91 IS - 637 SP - 166 EP - 185 PY - 1920/03/01/ UR - http://dx.doi.org/10.1098/rspb.1920.0008 M3 - doi:10.1098/rspb.1920.0008 AU - Waller, A. ER -