- Correspondence to Dr Davids Fridmanis, Latvian Biomedical Research and Study Centre, Ratsupites 1K-1, LV-1067, Riga, Latvia; and Professor Lars Engstrand, Department of Microbiology, Tumor and Cell Biology, Karolinska Institutet, Stockholm 171 77, Sweden;
- Received February 9, 2018
- Revised August 8, 2018
- Accepted August 26, 2018
- First published September 21, 2018.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.