1. It happened one night;Morrison;Med. J. Australia,1960
2. Detection of asthma epidemics in seven cities;Booth;Arch. Env. Health,1965
3. Predicting asthma outbreaks;Newill;Pub. Health Rpts.,1963
4. Asthma and temperature change;Greenburg;Arch. Env. Health,1964
5. Asthma and temperature change;Greenburg,1967