^[1] www.who.int/mediacentre/factsheets/fs311/en/
^[2] Staten M et al. Invest Radiol. 1989; 24: 345-9.
^[3] Seidell J et al. Am J Clin Nutr. 1990; 51: 953-7.
^[4] Shen W et al. Obes Res. 2003;11: 5-16
^[5] Schweitzer L et al. Am. J. Clin. Nutr. 2015; 102: 58–65
^[6] Linder N et al. Nature Scientific Reports 2016 (6); DOI: 10.1038/srep22261