For over 30 years I have been engaged as a parasitolo nitz, Springer-Verlag, Heidelberg, was arranged in the pres gist in research on endemic diseases in our land. However, ence of Professor Jusatz. lt was indeed a great honor for I have been somewhat dissatisfied within my heart of me, but I also felt a very heavy responsibility; how to set hearts from the point of view of a medical person. Most of up the scheme, how to collect the materials, how to di gest, analyze and compile them in accordance with the us, myself included, handle disease sectionally, not com prehensively. Clinicians pay...