Hematology/Oncology , Lankenau Medical Center, Wynnewood, USA. Hematology and Medical Oncology, Alliance Cancer Specialists, Langhorne, USA. Internal Medicine, Catholic Medical Center, Manchester, USA. Hematology and Medical Oncology, Lankenau Medical Center, Wynnewood, USA. Pathology and Laboratory Medicine, Lankenau Medical Center, Wynnewood, USA.