1. The threshold of hearing as a function of age;Hinchliffe;Acustica,1959
2. Age and sex differences in pure tone thresholds;Corso;Arch. Otolaryngol.,1963
3. Hearing loss as a function of age;Glorig;Laryngoscope,1962
4. The general problem of deafness in the population;Beasley;Laryngoscope,1940