@TECHREPORT{10665-326434, author = {Goldsmith, J.R.}, title = {Medical studies needed to produce new data on which to base sound criteria for ambient air quality: inter-regional symposium on criteria for air quality and methods of measurement, Geneva, 6-12 August 1963}, year = {1963}, pages = {11 p., vi}, publisher = {World Health Organization}, type = {Technical documents} }