1. Description of sarcoidosis: report of the subcommittee on classification and definition;James, D.G.; Turiaf, J.; Hosoda, Y.;Ann N Y Acad Sa,1976
2. Sarcoidosis in Europe; a co-operative study;Levinsky, L.; Cummiskey, J.; Romber, F.K.;Ann N Y Acad Sa,1976
3. Prognostic factors predicting the outcome of sarcoidosis. An analysis of 818 patients;Neville, E.; Walker, A.N.; James, D.G.;QJMed,1983
4. Saboor SA, Johnson NMcI. Sarcoidosis. Br J Hosp Med 1992; 48: 293-302.
5. Ethnic differences in the clinical features of sarcoidosis in southeast London;Honeybourne, D.;Br J Dis Chest,1980