M. S.  Yousafzai, Coceano, G., Mariutti, A., Ndoye, F., Amin, L., Niemela, J., Bonin, S., Scoles, G., and Cojoc, D., ?Effect of neighboring cells on cell stiffness measured by optical tweezers indentation?, Journal of Biomedical Optics, vol. 21, 2016.