- 41 viewsDuration: 5:03Cross-border TB fight hampered by patient mobility, family secrecy, and bureaucratic barriers Speaking in Mabera sub-county in Migori, during the annual performance review meeting for TB cross-border activities supported by the Impact research development organisation, the medics say that challenges with the immigration department at the border have made it difficult to do a proper follow-up of TB patient who cross the border while conducting their businesses and visiting their families.