Blaser, L. S., Hassna, H., Hofmann, S., Holbro, A., Haschke, M., E. Rätz Bravo, A., Zeller, A., Krähenbühl, S. and B. Taegtmeyer, A. (2017) “Leucopenia associated with metamizole: a case-control study”, Swiss Medical Weekly, 147(2122), p. w14438. doi: 10.4414/smw.2017.14438.