J Chromatogr A 2020 Nov 10;1632:461611. Epub 2020 Oct 10.
Karolinska Radiopharmacy, Karolinska University Hospital, Akademiska stråket 1, S-171 64 Stockholm, Sweden; Department of Oncology-Pathology, Karolinska Institutet, Akademiska stråket 1, S-171 77 Stockholm, Sweden.