| http://www.ncbi.nlm.nih.gov:80/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=10568117&dopt=Abstract |
| Panminerva Med 1999 Sep;41(3):207-15 |
|
Anninos PA, Tsagas N, Jacobson JI, Kotini A. Department of Medicine, Demokrition University of Thrace, Alexandroupolis, Greece. |