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Dewis pwnc arall neu clirio pob hidlydd.
Nid yw holl gynnwys y cyfrifia wedi'i ryddhau. Edrychwch am ddatganiadau sydd i ddod ar y calendr datganiadau. Fel arall, gallwch greu set ddata eich fun.
Rhyddhawyd ar: 20 April 2021 | Data a gyrchwyd gan y defnyddiwr
Rhyddhawyd ar: 10 July 2020 | Data a gyrchwyd gan y defnyddiwr
Rhyddhawyd ar: 19 August 2021 | Data a gyrchwyd gan y defnyddiwr
Rhyddhawyd ar: 10 September 2021 | Data a gyrchwyd gan y defnyddiwr
Rhyddhawyd ar: 10 June 2021 | Data a gyrchwyd gan y defnyddiwr
Rhyddhawyd ar: 27 June 2022 | Bwletin ystadegol
Estimates of pupils testing positive for SARS-CoV-2 antibodies and analysis of vaccine sentiment from the COVID-19 Schools Infection Survey (SIS). The Schools Infection Survey (SIS) is jointly led by the London School of Hygiene and Tropical Medicine, UK Health Security Agency and the Office for National Statistics.
Rhyddhawyd ar: 14 October 2020 | Data a gyrchwyd gan y defnyddiwr
Rhyddhawyd ar: 03 February 2022 | Data a gyrchwyd gan y defnyddiwr
Rhyddhawyd ar: 25 June 2020 | Data a gyrchwyd gan y defnyddiwr
Rhyddhawyd ar: 01 February 2022 | Bwletin ystadegol
Analysis of COVID-19 vaccines and preventative measures findings from the Schools Infection Survey’s headteacher, parent and pupil questionnaires. The Schools Infection Survey is jointly led by the London School of Hygiene and Tropical Medicine, UK Health Security Agency and the Office for National Statistics.
