Sievänen, Harri
Kari, Juho
Huurre, Anu
Palmu, Sauli
Article History
Received: 6 April 2023
Accepted: 31 October 2023
First Online: 10 November 2023
Competing interests
: HS and JK are employees of Injeq Oyj, which is a small Tampere-based medtech company that manufactures bioimpedance spinal needle systems for lumbar punctures. Salaries excluded, the company did not give specific funding for this study nor had any role in study design, reporting or manuscript writing.