👤 Pollock, Allyson M Keywords Articles (2) Covid-19: local implementation of tracing and testing programmes could enable some schools to reopen. 👤 Pollock, Allyson M ⏰ 2020 📚 BMJ Covid-19: why is the UK government ignoring WHO's advice? 👤 Pollock, Allyson M 👤 Roderick, Peter 👤 Cheng, K K 👤 Pankhania, Bharat ⏰ 2020 📚 BMJ