Jung 2005.

Methods	Single centre, randomised, controlled trial I. Blinding of randomisation ‐ cannot determine II. Blinding of intervention ‐ no III. Complete follow‐up ‐ yes IV. Blinding of outcome measurement(s) ‐ no
Participants	20 low birth weight infants Setting: 2 neonatal intensive care units in Seoul, South Korea Study period: not stated
Interventions	10 infants received cycled light for 10 days 10 infants served as a control group
Outcomes	Weight, oxygen saturation, heart rate
Notes	Study was available in abstract form only. Full paper is written in Korean. We have written to the study author to ask for additional information and, if possible, translation of the full paper to English. As of 21 March 2016, we have not received an answer