TY - JOUR T1 - Observations on the Theory of Respiration JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 125 SP - 345 EP - 354 PY - 1835/01/01/ UR - http://dx.doi.org/10.1098/rstl.1835.0021 M3 - doi:10.1098/rstl.1835.0021 AU - Stevens, W. ER -