TY  - RPRT
TI  - Preterm infants' manipulative exploration of objects.
AU  - H A Ruff
AU  - C McCarton
AU  - D Kurtzberg
AU  - H G Vaughan
PY  - 1984
UR  - https://pubmed.ncbi.nlm.nih.gov/6488951/
ID  - 6488951
ER  -