1. Retinal hemorrhage at high altitude;Frayser, R.; Houston, C.S.; Bryan, A.C.;N Engl J Med,1970
2. Man at high altitude;Williams, D.; Heath, D.,1981
3. Cerebral form of high-altitude illness;Houston, C.S.; Dickinson, J.;Lancet,1975
4. Mucosal petechiometry: a reliable method for the measurement of capillary resistance;Stirrups, D.R.; Orth, D.D.; Dinsdale, R.C.;BrJ Oral Surg,1977
5. Hematology;Linman, J.,1974