Estimation of the age of human bloodstains under the simulated indoor and outdoor crime scene conditions by ATR-FTIR spectroscopy.

Sci Rep · 2017 · PMC5643403 · PMID 29038589

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a decreasing trendno p-value reported

However, the average absorbance intensity at 1533 cm −1 did not show a decreasing trend until 19 days after deposition.

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