1. APHA Streptococcus suis serotype trends. GB pig quarterly report - Disease surveillance and emerging threats 2018 22 Q2 13 https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/738912/pub-survrep-p0418.pdf
2. APHA Typical winter rise in PRRS diagnoses and slight increase in diagnostic rate of swine influenza 2018 22 Q1 8 10 https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/714048/pub-survrep-p0118.pdf
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5. APHA Penicillin resistance in Streptococcus suis isolate from aborted pig foetuses. GB pig quarterly report - Disease surveillance and emerging threats 2018 5 6 https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/738912/pub-survrep-p0418.pdf