我一直在用 BibTex 书目写一篇论文，但突然 .tex 停止写入 .bib 文件中的所有参考文献，它们有 15 个引用（全部使用），但它只写入 9 个，为什么会这样？我错过了什么？谢谢
以下是 .tex 文件中的代码：
\newpage
\bibliography{Bibliografia_1}
\bibliographystyle{acm}
\addcontentsline{toc}{chapter}{Bibliografía}
以下是我的参考资料：
@article{WHODiabetes,
title={Diabetes},
author={Organización Mundial de la Salud},
journal={World Health Organization},
year={2015},
publisher={World Health ORganization}
}
@article{DiabetesFMD,
title={Diferentes tipos de diabetes y sus tratamientos},
author={Fundación Mexicana de Diabetes, A.C.},
journal={Fundación Mexicana de Diabetes, A.C.},
year={2008},
publisher={Fundación Mexicana de Diabetes, A.C.}
}
@article{AtlasIDF,
title={IDF Diabetes Atlas, Sixth Edition},
author={International Diabetes Federation},
journal={International Diabetes Federation},
number={6},
year={2014},
publisher={International Diabetes Federation}
}
@book{GlucosiladaBD,
title={Hemoglobina Glucosilada... La Prueba de la Verdad},
author={BD},
volume={},
year={2015},
publisher={Centro de Aprendizaje BD}
}
@article{tratamiento,
title={Recomendaciones para el tratamiento farmacol{\'o}gico de la hiperglucemia en la diabetes tipo 2},
author={Torre, E Men{\'e}ndez and Tejedor, J Lafita and Men{\'e}ndez, S Artola and N{\'u}{\~n}ezfiCort{\'e}s, J Mill{\'a}n and Garc{\'\i}a, A Alonso and Domingo, M Puig and Solans, JR Garc{\'\i}a and Guisasola, F {\'A}lvarez and Alegr{\'\i}a, J Garc{\'\i}a and Bravo, J Mediavilla and others},
journal={Avances en diabetolog{\'\i}a},
volume={26},
number={5},
pages={331--338},
year={2010},
publisher={Elsevier Doyma}
}
@article{bergman1979,
title={Quantitative estimation of insulin sensitivity.},
author={Bergman, Richard N and Ider, Y Ziya and Bowden, CHARLES R and Cobelli, Claudio},
journal={American Journal of Physiology-Endocrinology And Metabolism},
volume={236},
number={6},
pages={E667},
year={1979},
publisher={Am Physiological Soc}
}
@article{bergman1981,
title={Physiologic evaluation of factors controlling glucose tolerance in man: measurement of insulin sensitivity and beta-cell glucose sensitivity from the response to intravenous glucose.},
author={Bergman, Richard N and Phillips, Lawrence S and Cobelli, Claudio},
journal={Journal of Clinical Investigation},
volume={68},
number={6},
pages={1456},
year={1981},
publisher={American Society for Clinical Investigation}
}
@article{hovorka2002,
title={Partitioning glucose distribution/transport, disposal, and endogenous production during IVGTT},
author={Hovorka, Roman and Shojaee-Moradie, Fariba and Carroll, Paul V and Chassin, Ludovic J and Gowrie, Ian J and Jackson, Nicola C and Tudor, Romulus S and Umpleby, A Margot and Jones, Richard H},
journal={American Journal of Physiology-Endocrinology and Metabolism},
volume={282},
number={5},
pages={E992--E1007},
year={2002},
publisher={Am Physiological Soc}
}
@article{hovorka2004,
title={Nonlinear model predictive control of glucose concentration in subjects with type 1 diabetes},
author={Hovorka, Roman and Canonico, Valentina and Chassin, Ludovic J and Haueter, Ulrich and Massi-Benedetti, Massimo and Federici, Marco Orsini and Pieber, Thomas R and Schaller, Helga C and Schaupp, Lukas and Vering, Thomas and others},
journal={Physiological measurement},
volume={25},
number={4},
pages={905},
year={2004},
publisher={IOP Publishing}
}
@phdthesis{sorensen1985,
title={A physiologic model of glucose metabolism in man and its use to design and assess improved insulin therapies for diabetes},
author={Sorensen, John Thomas},
year={1985},
school={Massachusetts Institute of Technology}
}
@article{quiroz2007,
title={On hyperglicemic glucose basal levels in Type 1 Diabetes Mellitus from dynamic analysis},
author={Quiroz, G and Femat, R},
journal={Mathematical biosciences},
volume={210},
number={2},
pages={554--575},
year={2007},
publisher={Elsevier}
}
@article{man2007meal,
title={Meal simulation model of the glucose-insulin system},
author={Man, Chiara Dalla and Rizza, Robert and Cobelli, Claudio and others},
journal={Biomedical Engineering, IEEE Transactions on},
volume={54},
number={10},
pages={1740--1749},
year={2007},
publisher={IEEE}
}
@article{cobelli2009,
title={In silico preclinical trials: a proof of concept in closed-loop control of type 1 diabetes},
author={Kovatchev, Boris P and Breton, Marc and Dalla Man, Chiara and Cobelli, Claudio},
journal={Journal of diabetes science and technology},
volume={3},
number={1},
pages={44--55},
year={2009},
publisher={SAGE Publications}
}
@incollection{regierer2013future,
title={Future of medicine: models in predictive diagnostics and personalized medicine},
author={Regierer, Babette and Zazzu, Valeria and Sudbrak, Ralf and K{\"u}hn, Alexander and Lehrach, Hans and ITFoM Consortium and others},
booktitle={Molecular Diagnostics},
pages={15--33},
year={2013},
publisher={Springer}
}
@article{kitano2002systems,
title={Systems biology: a brief overview},
author={Kitano, Hiroaki},
journal={Science},
volume={295},
number={5560},
pages={1662--1664},
year={2002},
publisher={American Association for the Advancement of Science}
}