Lind T., Lind P.M., Hu L. and Melhus H. 2018. Studies of indirect and direct effects of hypervitaminosis A on rat bone by comparing free access to food and pair-feeding. Upsala Journal of Medical Sciences. 123, 2 (Apr. 2018), 82–85. DOI:https://doi.org/10.1080/03009734.2018.1448020.