<prompt> Diseases under surveillance by WHO under International Health Regulations are all, EXCEPT:Louse borne typhus feverMalariaSmall poxLeprosy  <response>: Diseases under surveillance by WHO under International Health Regulations are: Anthrax An influenza Coronavirus infections Crimean-Congo haemorrhagic fever CCHF Denguedengue haemorrhagic fever Ebola haemorrhagic fever Hendra Virus HeV Infection Hepatitis Influenza Lassa fever Marburg haemorrhagic fever Meningococcal disease Human Monkeypox MPX Nipah Virus NiV Infection Pandemic H1N1 2009 Plague Rift Valley fever Severe Acute Respiratory Syndrome SARS Smallpox Tularaemia Yellow fever Ref: Parks textbook of Preventive and Social Medicine, 21st edition, page-110 ; 