Google Doodle today honoured the late Malaysian-Chinese epidemiologist Dr Wu Lien-teh, who invented the surgical face mask, on his 142nd birthday today. Dr Wu, who was born to Chinese immigrant parents in Penang in 1879 on this day, went on to become the first student of ethnic Chinese descent to earn his medical degree from … Continue reading Google pays tribute to Penang-born Dr Wu Lien-teh, inventor of the surgical mask