“The importance of good biosecurity and avoidance of connection with sick or dead birds and poultry and live chook markets where by there are outbreaks of “chook 'flu” is underlined from the conclusions of LSHTM scientists with public health colleagues with the Institute of Epidemiology, Disorder Command and Study, Bangladesh. https://www.dailypioneer.com/2019/state-editions/sex-ratio-at-birth-rises-to-918-girls--1k-boys.html