1. 1. Personal letters from San Antonio Independent School District.
2. Prognosis of Children Having Asthma;Barr;J. P.,1964
3. 3. Personal letter-Minister of Health, London, England.
4. Asthma in Infants;Buffum;P.C.N.A.,1959
5. The Prognosis of Asthma in Children;Rackemann;P.C.N.A.,1959