Four years ago, Md Tobarok Hossain left for Malaysia to work as a labourer on a palm oil plantation. He consciously accepted the brutal life of a plantation worker, only because he wanted to give his family a better life.

An extremely premature Polish infant weighing just 820 grammes (1.8 pounds) becomes the world's smallest and youngest patient to escape death thanks to an artificial kidney, according to the doctor who oversaw the treatment.