@inproceedings{CTT100747450, author = {M. Akasaka and K. Yamada and A. Gilbert and S. Toyoda and N. Yoshida}, title = {Determination of intramolecular carbon isotope distribution of acetone by sealed tube pyrolysis}, booktitle = {}, year = 2014, } @inproceedings{CTT100747531, author = {K. Yamada and K. Ohishi and A. Gilbert and M. Akasaka and S. Toyoda and N. Yoshida and R. Yoshimura}, title = {Variations in carbon isotope ratio of acetone in urine}, booktitle = {}, year = 2014, }