- Correspondence to Dr Karel Pacak, Section on Medical Neuroendocrinology, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda, Maryland, USA;
- Received January 10, 2020
- Revised March 4, 2020
- Accepted March 15, 2020
- First published May 22, 2020.
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