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![Johannes BOETTCHER | Researcher | PhD | University Medical Center Hamburg - Eppendorf, Hamburg | Department of Child and Adolescent Psychiatry and Psychotherapy | Research profile Johannes BOETTCHER | Researcher | PhD | University Medical Center Hamburg - Eppendorf, Hamburg | Department of Child and Adolescent Psychiatry and Psychotherapy | Research profile](https://i1.rgstatic.net/ii/profile.image/947711641661441-1602963471542_Q512/Johannes-Boettcher.jpg)
Johannes BOETTCHER | Researcher | PhD | University Medical Center Hamburg - Eppendorf, Hamburg | Department of Child and Adolescent Psychiatry and Psychotherapy | Research profile
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Christoph SCHRAMM | Scientific Director | Prof. Dr. med. | University Medical Center Hamburg - Eppendorf, Hamburg | Martin Zeitz Center for Rare Diseases and 1st Department of Medicine | Research profile - Page 3
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Methods to estimate proportion and number of nonexposed cases in a population - Becher - 2021 - Biometrical Journal - Wiley Online Library
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