“…The PII index, together with other descriptive features, or more often with quantitative characteristics, is taken into account in population research, e.g., Harich et al (2002), Karmakar et al (2002aKarmakar et al ( , 2008a, ,b, 2012, 2013a, Kavgazova et al (1999), Kobyliansky and Micle (1987), Martín et al (1996), Kobyliansky (1985, 1986), Morelli et al (1999), Pons (1990), Scheil et al (2005), Sengupta and Karmakar (2003), Siváková and Pospíšil (2001), Sokal and Livshits (1993), clinical research, e.g., Bejerano et al (2001), Floris and Marini (1998), Kobyliansky et al (1997Kobyliansky et al ( , 1999aKobyliansky et al ( ,b, 2004b, Kobyliansky et al, 2005), as well as in intercorrelation research, e.g., Loesch (1986), research on the asymmetry of dermatoglyphs, e.g., Buchwald (2002), Karmakar et al (2001Karmakar et al ( , 2005a, Micle and Kobyliansky (1991).…”