“…Of the 46 eligible studies, 36 (78.3%) [19–54] were descriptive, and 10 (21.7%) were analytical [55–64]. Thirty six papers (80.4%) presented service availability data from a single country, of which 19 [20, 28, 32–34, 37, 40–42, 50, 51, 53–57, 59, 61, 64] took a regional or local approach, while 17 [19, 21–27, 30, 36, 38, 39, 43–46, 49] looked at availability from a national level. Ten papers presented service data from more than one country, of which seven [29, 35, 47, 48, 52, 58, 60] took a regional or local approach, and three [31, 62, 63] were at the national level.…”