RISE / Join events / Health system strengthening in a changing world Health system strengthening in a changing world Share onTwitter Share on Facebook Share on LinkedIn Share by Email Share This July 25, 2017 04:00 PM - 05:00 PM EDT Orezioghene Akporuno, one of McMaster Health Forum's Queen Elizabeth Scholars in Strengthening Health Systems, shares her insights on Nigeria’s polio vaccination success. Watch the webinar recording: