TY - JOUR T1 - Observations on the Population and Diseases of Chester, in the Year 1774. By J. Haygarth, M. D. JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 68 SP - 131 EP - 154 PY - 1778/01/01/ UR - http://dx.doi.org/10.1098/rstl.1778.0009 M3 - doi:10.1098/rstl.1778.0009 AU - Haygarth, J. ER -