<a href="/hospitals/university-hospital-hamburg-eppendorf-uke">University Medical Center Hamburg-Eppendorf </a> - 2,195 reviews, <a href="/hospitals/vivantes-hospital-berlin-friedrichshain">Vivantes Clinic in Friedrichshain</a> - 1,806 reviews, <a href="/hospitals/university-hospital-essen">University Hospital Essen</a> - 1,530 reviews, <a href="/hospitals/vivantes-hospital-berlin-neukolln">Vivantes Clinic Neukölln</a> - 1,473 reviews, and <a href="/hospitals/helios-hospital-krefeld">Helios Hospital Krefeld</a> - 1,412 reviews are hematology (blood diseases) centers in Germany with a significant number of patient feedbacks.