Fig. 2
From: Identifying climate-sensitive infectious diseases in animals and humans in Northern regions
Numbers of abstracts identified. Number of abstracts identified for each year from 1997 to October 2017 (n = 1275), number of abstracts included in the qualitative synthesis (n = 660) and number of abstracts excluded when not relevant, e.g. discussing diagnostic methods and/or not studying animal or human infections and/or not studying animal or humans (only environment) (n = 615). The line shows the total number of abstracts from the additional search for each year 1997–2017 when the climate search strings were left out