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. Author manuscript; available in PMC: 2022 Sep 5.
Published in final edited form as: J Pharm Biomed Anal. 2021 May 21;203:114143. doi: 10.1016/j.jpba.2021.114143

Table 3.

Recovery & Matrix Effects (Mean ± SD) of VCR & M1 from DBS Samples

Recovery (%) Matrix Effects (%)
QC level (N = 3) VCR M1 VCR M1
1 ng/ml 39.45 ± 3.41 13.41 ± 1.47 63.45 ± 7.63 58.8 ± 4.12
10 ng/ml 38.98 ± 3.43 10.47 ± 0.30 42.08 ± 3.29 47.21 ± 1.95
80 ng/ml 35.34 ± 3.20 12.03 ± 0.66 55.34 ± 5.05 64.45 ± 3.78