Sreerama, Lakshmaiah <br/><br/>
Improper sealing caused by the styrofoam integrity seals in leakproof plastic bottles lead to significant loss of ethanol in frozen evidentiary urine samples 

<br/><br/><label>Subjects--Topical Terms: </label><br/>Ciencias forenses<br/>Etanol<br/>Orina<br/>Cromatografía de gases<br/>Muestra (Investigación)<br/>Análisis de datos