Hong Kong’s medical watchdog will hold a by-election after a prominent patients’ rights advocate resigned amid concerns over a potential conflict of interest in his plan to represent the father of a child who died following an alleged medical blunder at an inquest into her death. The Medical Council announced on Thursday that it will process matters related to the by-election for the vacancy created by the departure of Alex Lam Chi-yau, who submitted his written resignation as a lay member a day...