1. Norwegian Knowledge Centre for the Health Services; Preventive and International Health Care Unit; Box 7004 St Olavsplass Oslo Norway N-0130
2. SINTEF Health Research; Department of Global Health and Welfare; P.O. Box 124 Blindern Oslo Norway N-0314
3. Medical Research Council; Health Systems Research Unit; PO Box 19070 Tygerberg South Africa 7505
4. Swiss Tropical and Public Health Institute; Swiss Centre for International Health; Socinstrasse 57 Basel Switzerland 4002
5. University of the Western Cape; School of Public Health; Modderdam Road Bellville South Africa 7535
6. Norwegian Knowledge Centre for the Health Services; PO Box 7004, St. Olavs Plass Oslo Norway N-0130
7. Babcock University; Department of Health Sciences; Ilishan-Remo Ikeja-Lagos South West Nigeria PMB 21244
8. Sunnybrook Health Sciences Centre; Combined Health Services Sciences; 2075 Bayview Ave., Room G1 06 Toronto ON Canada M4N 3M5