Sarkar PA, Shigli A, Patidar C. (2011. October). „Happy Puppet syndrome.” (angol nyelven). BMJ Case Rep.2011, bcr0920114747. o. DOI:10.1136/bcr.09.2011.4747. PMID22675103.
Sarkar PA, Shigli A, Patidar C. (2011. October). „Happy Puppet syndrome.” (angol nyelven). BMJ Case Rep.2011, bcr0920114747. o. DOI:10.1136/bcr.09.2011.4747. PMID22675103.