| http://www.ncbi.nlm.nih.gov:80/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=8877185&dopt=Abstract |
| Clin Otolaryngol. 1993 Aug;18(4):278-81. |
| Roland NJ, Hughes JB, Daley MB, Cook JA, Jones AS, McCormick MS |
| http://www.ncbi.nlm.nih.gov:80/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=8877185&dopt=Abstract |
| Clin Otolaryngol. 1993 Aug;18(4):278-81. |
| Roland NJ, Hughes JB, Daley MB, Cook JA, Jones AS, McCormick MS |