Eric Walker added a number of topics and a number of links to Canada, and added Canada to NATO member states and North America
Eric Walker added a number of topics to Specific universities and colleges, and added Specific universities and colleges to Higher education
Eric Walker added a number of links to 2019-07 McMaster University study on bacteria-killing phage gel, and added 2019-07 McMaster University study on bacteria-killing phage gel to McMaster University and Use of bacteriophages to treat antibiotic-resistant infections