${session.getAttribute("locale")} 5 Application of sulphur isotope ratios to examine weaning patterns and freshwater fish consumption in Roman Oxfordshire, UK Wed 09 Dec 2015 18:14:21 EST ]]> A three-phase liquid chromatographic method for d13C analysis of amino acids from biological protein hydrolysates using liquid chromatography-isotope ratio mass spectrometry Thu 08 Sep 2016 15:23:28 EST ]]>