Drone versus ambulance for blood products transportation: an economic evaluation study. BMC Health Serv Res 21, 1308 (2021). 2. Johannessen KA. A Conceptual Approach to Time Savings and Cost Competitiveness [...] of lugworm Hb down to concentrations of 10 µg/mL from 50 µL of serum or plasma. Therefore, it can serve as confirmation procedure for Lugworm Hb following visual or electrophoretic screening. Moreover,