Alhydran following irradiation of oncology (and other) patients It was 2011. Yvonne Kok Driessen was 39 years old, had a successful job as a marketing and magazine manager, a happy marriage and two beautiful children of 7 and 8 years old. Suddenly she was confronted with breast cancer, type 3. The tumour was 5.4 cm in size, with metastases to the lymph nodes …