TY  - RPRT
TI  - Try using binoculars.
AU  - J Costello
AU  - S Crowther
AU  - C Page
AU  - J Morley
PY  - 1995
DO  - 10.1016/s0091-6749(95)70246-6
UR  - https://pubmed.ncbi.nlm.nih.gov/8543738/
ID  - 8543738
ER  -