[1] Nanyang Technol Univ, Natl Inst Educ, Ctr Res Child Dev, Block 5,Level B3, Singapore 637616, Singapore
[2] Univ Ottawa, Fac Social Sci, Sch Psychol, 136 Jean Jacques Lussier,Vanier Hall,Room 6005, Ottawa, ON K1N 6N5, Canada
[3] Duke Natl Univ Singapore, 8 Coll Rd, Singapore 169857, Singapore
[4] SingHealth Polyclin, Connect One,167 Jalan Bukit Merah,Tower 5,15-10, Singapore 150167, Singapore
[5] KK Women & Childrens Hosp, Dept Psychol Med, 100 Bukit Timah,17 Rd, Singapore 229899, Singapore
[6] Eunice Kennedy Shriver Natl Inst Child Hlth & Huma, NIH, Bethesda, MD USA
[7] Educ Univ Hong Kong, Dept Early Childhood Educ, Tai Po, 10 Lo Ping Rd, Hong Kong, Peoples R China
[8] ISPA Univ Inst Psychol Social & Life Sci, Rua Jardim Tabaco 34, P-1149041 Lisbon, Portugal
[9] Univ Oslo, PROMENTA Res Ctr, Dept Psychol, Postboks 1094 Blindern, N-1094 Oslo, Norway