heterologous immunity

Phase-out of smallpox vaccination and the female/male HIV-1 prevalence ratio: an ecological study from Guinea-Bissau
Andreas Rieckmann, Marie Villumsen, Bo Langhoff Hønge, Signe Sørup, Amabelia Rodrigues, Zacarias Jose da Silva, Hilton Whittle, Christine Benn, Peter Aaby

BMJ Open Oct 2019, 9 (10) e031415; DOI: 10.1136/bmjopen-2019-031415

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heterologous immunity