Edelmann R J, Done B, Easterbrook J, Evans J, Foster T, Green M
Percept Mot Skills. 1984 Jun;58(3):849-50. doi: 10.2466/pms.1984.58.3.849.
This study investigated the effect of height level and wheelchair presence on eye contact and interaction. Presence of a wheelchair increased eye contact to a standing colleague, possibly due to the wheelchair-confined individuals' perceived dependence on others.