ABO system of blood types and positions in soccer team

This is the first world's book with theme of blood types and soccer. The authors, Chieko Ichikawa (director of Human science ABO Center Corporation) and Slobodan Petrovski (Manager of sport), in an analytical way give a relation between blood types and positions in soccer team. Here are examples of the best world soccer players (Pele, Maradona, Messi, Ronaldo, Neymar, Cruyff, Gullit, Buffon, Aguero, Bale, Zidane, Beckham, Hazard, Matthaus, Ronaldinho, Rivaldo, Del Piero and many others. Also, we