Former Bangladesh Cricket Board (BCB) president Saber Hossain Chowdhury, a British-educated lawyer, businessman and now member of parliament, said corruption was deep-rooted at the governing body.
Most leading nations including England keep their practice secret, with strict limits on who is allowed into the ground to ensure opponents can't spy on them ahead of a game.
Announcing his resignation on Facebook, Takeo Inoke, who was hired in August ahead of the South Asian Games in December, said he had 'zero tolerance' for physical punishment.
Their records were matched against more than 23,000 individuals from the general population, with the study led by consultant neuropathologist Dr Willie Stewart of Glasgow University.
A surprise league defeat by newly-promoted Real Mallorca on Saturday has put the pressure back on Zinedine Zidane, who led Madrid to three consecutive Champions League triumphs in his first spell in charge at the club.
City are the bookmakers' favourites to finally win the biggest prize in European football after more than a decade of huge investment from the club's Abu Dhabi owners and in Guardiola's fourth season in charge.