EFSA: https://www.efsa.europa.eu/en/efsajournal/pub/3985

FAO: http://www.fao.org/ppr/en/

FAO (1998) Recognising peste des petits ruminants. A field manual. Rome, Italy: Food and Agriculture Organisation (FAO).
http://www.fao.org/docrep/003/x1703e/x1703e00.HTM

OIE: http://www.oie.int/animal-health-in-the-world/official-disease-status/peste-des-petits-ruminants/

OIE (2018a): OIE webpage on PPR distribution:
http://www.oie.int/animal-health-in-the-world/ppr-portal/distribution/

OIE (2018b) PPR Disease Technical Cards
http://www.oie.int/fileadmin/Home/eng/Animal_Health_in_the_World/docs/pdf/Disease_cards/PE STE_DES_PETITS_RUMINANTS.pdf

OIE (2018c) Terrestrial Animal Code, Chapter 14.7 Infection with Peste de Petits Ruminants Virus. http://www.oie.int/index.php?id=169&L=0&htmfile=chapitre_ppr.htm

OIE (2018) - List of PPR free member countries: http://www.oie.int/animal-health-in-the-world/official-disease-status/peste-des-petits-ruminants/list-of-member-countries-free-from-ppr/

Iowa state University, Center for Food security & public health:  http://www.cfsph.iastate.edu/Factsheets/pdfs/peste_des_petits_ruminants.pdf

http://www.fao.org/ppr/en/

x