“FACTORS RELATED TO THE EVENT OF SIBLING RIVALRY IN CHILDREN 1-5 YEARS OLD IN LABIBIA SUB-DISTRICT OF MANDONGA DISTRICT IN KENDARI CITY: Sibling Rivalry”. INDONESIAN JOURNAL OF HEALTH SCIENCES RESEARCH AND DEVELOPMENT (IJHSRD), vol. 2, no. 2, Oct. 2020, pp. 43-47, https://doi.org/10.36566/ijhsrd/Vol2.Iss2/38.