Evaluation of different non-fasting molting methods on laying performance and egg quality during molting and post molting periods.

The study evaluated different molt-inducing methods to achieve the main goal of molting in commercial layers during molting and post-molting periods. A total of 400 60-week-old Lohmann Brown layers were randomly divided into five groups (eight replicates of 10 birds for each group). Laying hens in the fasting control group received no diet from day 1 to day 10.

Attempts to reduce the progression of myopia and spectacle prescriptions during childhood: a survey of eye specialists.

Purpose: To determine methods tried in clinical trials to reduce the progression of myopia in children, and spectacle prescribing patterns of hospital ophthalmologists.

Methods: A multi-sectioned survey composed of Likert items relating to the methods of reducing myopia progression (orthokeratology lenses [O-K lenses], undercorrected glasses, and topical atropine) and the patterns of prescribing spectacles for children (including two cases involving a 5-year-old girl and an 8-year-old boy) were distributed to members of the Korean Ophthalmological Society, and the collected data was statistically analyzed.

Results: A total of 78 out of 130 ophthalmologists returned the survey.

Effect of muscle relaxants on short-term results of exotropia surgery: a focus on resection procedures.

Purpose: We investigated the effect of muscle relaxants (atracurium) on the outcomes of intermittent exotropia surgery under general anesthesia, with a focus on resection procedures.

Methods: Thirty four patients who underwent recession and resection (R&R) were divided into two groups: atracurium usage (group A, n=18) and no atracurium usage (group B, n=16). Patients were divided into two subgroups according to the amount of resection of the medial rectus (MR): less than 5 mm (group 1, n=13) or 5 mm and greater (group 2, n=21).

Effect of iron fortification of nursery complementary food on iron status of infants in the DPRKorea.

The aim of this study was to determine the iron status of infants who consumed porridge cooked in water with added ferrous sulphate. A total of 234 infants, aged 6-12 months, were recruited from 36 nurseries in the Democratic Peoples Republic of Korea (DPRK North Korea) and randomly divided into iron (Fe) and placebo groups. At baseline, almost half the children had Hb<110 g/L and no significant differences between the two groups were found with regard to hemoglobin concentration and anemia prevalence.