The cause of hepatitis vaccine shortages in Canada remain difficult to ascertain. The pharma company’s explanations are as clear as mud. January 10, 2019January 15, 2019Dr. Barry Dworkin Health Headlines Commentary for January 10, 2019 [display_podcast] Source: Hepatitis vaccine shortage leaves travellers scrambling Related posts: What are the indications for Hepatitis A and B vaccine? What travel vaccinations and medications do I need prior to departure? Sunday House Call, #418, October 28, 2012 – Travel Medicine Researchers explain why children in Eastern Ontario born before 2015 are at increased risk of developing complex pneumonia hepatitis Ahepatitis B