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APA Citation
Kerr, S., Hudenko, W. J., Godfrey, D. A., Lundgren, S. N., O'Malley, A. J., & Sharp, C. (2021). validation of the Emotional Tone Index for Families (ETIF): A Multi‐Informant Measure of Emotional Closeness. Family process, 60(3), 935–949. http://access.bl.uk/ark:/81055/vdc_100142333461.0x00005b