The Retreat (English Wikipedia)

Charland, L. (2007). "Benevolent theory: moral treatment at the York Retreat". History of Psychiatry. 18 (1): 61–80. doi:10.1177/0957154X07070320. PMID 17580754. S2CID 28459632.
Edginton, B. (2003). "The design of moral architecture at the York Retreat". Journal of Design History. 16 (2): 103–117. doi:10.1093/jdh/16.2.103. JSTOR 1316269.
Laffey, P. (2003). "Psychiatric therapy in Georgian Britain". Psychological Medicine. 33 (7): 1285–97. doi:10.1017/S0033291703008109. PMID 14580082. S2CID 13162025.
Borthwick, Annie; Holman, Chris; Kennard, David; McFetridge, Mark; Messruther, Karen; Wilkes, Jenny (2001). "The relevance of moral treatment to contemporary mental health care". Journal of Mental Health. 10 (4). Routledge: 427–439. doi:10.1080/09638230124277. S2CID 218906106.
Digby, A. (November 1984). "The changing profile of a nineteenth-century asylum: the York Retreat". Psychological Medicine. 14 (4): 739–48. doi:10.1017/S003329170001970X. PMID 6400132. S2CID 7055324.
Renvoize, E. B.; Beveridge, A. W. (February 1989). "Mental illness and the late Victorians: a study of patients admitted to three asylums in York, 1880–1884". Psychological Medicine. 19 (1): 19–28. doi:10.1017/S0033291700010990. PMID 2657829. S2CID 24519607.

friendshospitalonline.org

Edginton, B. (2003). "The design of moral architecture at the York Retreat". Journal of Design History. 16 (2): 103–117. doi:10.1093/jdh/16.2.103. JSTOR 1316269.
Boromé, Joseph A. (1959). "John Candler's Visit to America, 1850". Bulletin of Friends Historical Association. 48 (1): 21–62. ISSN 0361-1957. JSTOR 41944688.

Charland, L. (2007). "Benevolent theory: moral treatment at the York Retreat". History of Psychiatry. 18 (1): 61–80. doi:10.1177/0957154X07070320. PMID 17580754. S2CID 28459632.
Laffey, P. (2003). "Psychiatric therapy in Georgian Britain". Psychological Medicine. 33 (7): 1285–97. doi:10.1017/S0033291703008109. PMID 14580082. S2CID 13162025.
Digby, A. (November 1984). "The changing profile of a nineteenth-century asylum: the York Retreat". Psychological Medicine. 14 (4): 739–48. doi:10.1017/S003329170001970X. PMID 6400132. S2CID 7055324.
Renvoize, E. B.; Beveridge, A. W. (February 1989). "Mental illness and the late Victorians: a study of patients admitted to three asylums in York, 1880–1884". Psychological Medicine. 19 (1): 19–28. doi:10.1017/S0033291700010990. PMID 2657829. S2CID 24519607.

"The Retreat, York, England". Quakers in the World. Retrieved 30 October 2018.
"Friends Hospital, Philadelphia". Quakers in the World. Retrieved 2 September 2018.

Charland, L. (2007). "Benevolent theory: moral treatment at the York Retreat". History of Psychiatry. 18 (1): 61–80. doi:10.1177/0957154X07070320. PMID 17580754. S2CID 28459632.
Laffey, P. (2003). "Psychiatric therapy in Georgian Britain". Psychological Medicine. 33 (7): 1285–97. doi:10.1017/S0033291703008109. PMID 14580082. S2CID 13162025.
Borthwick, Annie; Holman, Chris; Kennard, David; McFetridge, Mark; Messruther, Karen; Wilkes, Jenny (2001). "The relevance of moral treatment to contemporary mental health care". Journal of Mental Health. 10 (4). Routledge: 427–439. doi:10.1080/09638230124277. S2CID 218906106.
Digby, A. (November 1984). "The changing profile of a nineteenth-century asylum: the York Retreat". Psychological Medicine. 14 (4): 739–48. doi:10.1017/S003329170001970X. PMID 6400132. S2CID 7055324.
Renvoize, E. B.; Beveridge, A. W. (February 1989). "Mental illness and the late Victorians: a study of patients admitted to three asylums in York, 1880–1884". Psychological Medicine. 19 (1): 19–28. doi:10.1017/S0033291700010990. PMID 2657829. S2CID 24519607.

"Our History". The Retreat website. Retrieved 8 July 2017.
"Core Values". The Retreat website. Retrieved 8 July 2017.
"Spirituality". The Retreat. Retrieved 30 October 2018.
"Board of Trustee Directors". The Retreat website. Retrieved 8 July 2017.
"Inpatient Mental Health Services". The Retreat website. Retrieved 3 January 2019.
"The Tuke Centre". The Retreat. Retrieved 4 January 2019.

Boromé, Joseph A. (1959). "John Candler's Visit to America, 1850". Bulletin of Friends Historical Association. 48 (1): 21–62. ISSN 0361-1957. JSTOR 41944688.

Laycock, Mike (18 December 2018). "The Retreat hospital in York to close services with 45 job losses". The Press. Retrieved 4 January 2019.