"Human breast milk is designed to feed human infants and cows' milk is designed to feed baby cows, " says Professor Terence Stephenson, president of the Royal College of Paediatrics and Child Health.

BBC: Baby breast feeding

So far the Scottish government has failed to meet a target that 33% of women feed their babies breast milk alone at six weeks old.

BBC: Vitamin D and weaning advice for new Scottish mothers

Yet Chinese mothers rarely breast feed, concerned that the quality of their breast milk is poor.

FORBES: Chinese Mothers Risk Arrest For Buying Safe Baby Formula

Finally, donors are flocking to China's first breast milk bank in Guangzhou that was set up in March to help feed premature babies and sick infants, Yangcheng Evening News reports.

BBC: China media: Boston victim mourned