- Bick, J. et al.: A Randomized Clinical Trial of Foster Care as an Intervention for Early Institutionalisation: Long Term Improvements in White Matter Microstructure (JAMA Pediatr., 2015)

- Smyke, A. T. et al.: Placement in Foster Care Enhances Quality of Attachment Among Young Institutionalized Children (Child Dev., 2010)

- Field, Tiffany et al.: Preterm infant massage therapy research: a review. (Infant behaviour and development, 2010)

- Field, T. M.: American adolescents touch each other less and are more aggressive toward their peers as compared with French adolescents (Adolescence, 1999)

- Kraus, M.W. et al.: Tactile communication, cooperation, and performance: an ethological study of the NBA (Emotion 2010)

- Stephen R. et al.: The Effect on Tipping of a Waitress Touching Male and Female Customers (The Journal of Social Psychology, 1986)

- Cohen, S. et al.: Does Hugging Provide Stress-Buffering Social Support? A Study of Susceptibility to Upper Respiratory Infection and Illness (Psychological Science, 2015) (PDF)

- Grewen, K. M. et al.: Warm partner contact is related to lower cardiovascular reactivity (Behav. Med., 2003)

- Major, B. et al.: Massage-like stroking boosts the immune system in mice (Scientific Reports, 2015)

- o. A.: Massage therapy (Cancer research UK)

- o. A.: Oxytocin: doppelt wirksam gegen Schmerz (DKFZ)

- Hertenstein, M. J. et al.: Touch communicates distinct emotions (Emotion, 2006)

- Dunbar, R. I.: The social role of touch in humans and primates: behavioural function and neurobiological mechanisms (Neurosci, Biobehav. Rev., 2010)

- Morrison, I. et al.: The skin as a social organ (Exp. Brain Res., 2010)

- Pawling, P.: C-tactile afferent stimulating touch carries a positive affective value (PLOS ONE, 2017)

- Floyd, K.: Relational and Health Correlates of Affection Deprivation (Western Journal of Communication, 2014)

- Odendaal, J. S.: Neurophysiological correlates of affiliative behaviour between humans and dogs (Vet J., 2003)

- o. A.: Warum Berührungen lebenswichtig sind (Ärzteblatt online [https://www. aerzteblatt.de/nachrichten/101227/Warum-Beruehrungen-lebenswichtig-sind, 06.08.2020] 20.02.2019)

- Wagner, S.: Darum sind Berührungen so wichtig (Quarks online [https://www.quarks.de/gesundheit/darum-sind-beruehrungen-so-wichtig/, 06.08.2020] o. D.)