Comparison of diagnostic algorithms used in guidelines on nutritional anaemias in adults - Margaretha G. M. Roemer; Wendy P. J. den Elzen; Rosalinde K. E. Poortvliet; Jacobijn Gussekloo; Steef Kurstjens; Bauke A. de Boer; Anne Margreet de Jong (PLoS ONE, 2025)