Batubara, J., Suranto, A., Sastroasmoro, S., Tridjaja, B. and Pulungan, A. (2001) “Natural history of premature thelarche: review of 60 girls”, Paediatrica Indonesiana, 41(11-12), pp. 279-83. doi: 10.14238/pi41.6.2001.279-83.