"Opuscula Selecta Neerlandicorum Nederlandsch Tijdschrift voor Geneeskunde" is a collection of selected scientific articles from a specialist medical journal. In each article, the authors examine in detail current issues of medical science, presenting new research, treatment methods, and updated approaches to disease diagnosis. The book offers the reader a deep dive into the world of modern medicine and provides an opportunity to get acquainted with the latest achievements in this field. For medical professionals, this collection is an important source of information and a stimulus for further research.