E. M. Pinheiro, I. F. da Rocha, and M. C. M. da Silva, “Identification of types of touching that took place in nursing at an outpatient ward”, Rev. Esc. Enferm. USP, vol. 32, no. 3, pp. 192–198, Oct. 1998, doi: 10.1590/S0080-62341998000300002.