Plasma Fractionation and Blood Transfusion: Proceedings of the Ninth Annual Symposium on Blood Transfusion, Groningen, 1984, organized by the Red Cross Blood Bank Groningen-Drenthe

Quality Assurance in Blood Banking and Its Clinical Impact: Proceedings of the Seventh Annual Symposium on Blood Transfusion, Groningen 1982, organized by the Red Cross Blood Bank Groningen-Drenthe

Future Developments in Blood Banking: Proceedings of the Tenth Annual Symposium on Blood Transfusion, Groningen 1985, organized by the Red Cross Blood Bank Groningen-Drenthe

White cells and platelets in blood transfusion: Proceedings of the Eleventh Annual Symposium on Blood Transfusion, Groningen 1986, organized by the Red Cross Blood Bank Groningen-Drenthe