Data is not representative. Although it reflects data from all public laboratories in the country, the national programme database has gaps at the level of data reported by private laboratories (many of them do not report regularly, despite that there is legislation regulating this aspect). Methodological concern: Although it reflects data from all public laboratories in the country, the national programme database has gaps at the level of data reported by private laboratories (many of them do not report regularly, despite that there is legislation regulating this aspect). SOURCE: National programme data