Technical and operational ‘how-to’: practical considerations
Guidelines
UNAIDS/WHO working group on global HIV/AIDS and STI surveillance
August 2015
HIV strategic information for impact
Bulletin of the World Health Organization; http://dx.doi.org/10.2471/BLT.16.176677
with special reference to prevention and control of avian influenza
Guidelines for national programmes and other stakeholders, for annexes see http://www.who.int/tb/publications/2012/tb_hiv_policy_9789241503006/en/