Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

Filters

My NCBI Filters

Text availability

Article attribute

Article type

Publication date

Search Results

200 results

Filters applied: . Clear all
Results are displayed in a computed author sort order. The Results By Year timeline is not available.
Page 1
Quantifying the extent of visit irregularity in longitudinal data.
Lokku A, Birken CS, Maguire JL, Pullenayegum EM; TARGet Kids! Collaboration. Lokku A, et al. Among authors: pullenayegum em. Int J Biostat. 2021 Aug 16;18(2):487-520. doi: 10.1515/ijb-2020-0144. eCollection 2022 Nov 1. Int J Biostat. 2021. PMID: 34392639
Effect of Vitamin D supplementation to reduce respiratory infections in children and adolescents in Vietnam: A randomized controlled trial.
Loeb M, Dang AD, Thiem VD, Thanabalan V, Wang B, Nguyen NB, Tran HTM, Luong TM, Singh P, Smieja M, Maguire J, Pullenayegum E. Loeb M, et al. Influenza Other Respir Viruses. 2019 Mar;13(2):176-183. doi: 10.1111/irv.12615. Epub 2019 Jan 4. Influenza Other Respir Viruses. 2019. PMID: 30328294 Free PMC article. Clinical Trial.
Summarizing the extent of visit irregularity in longitudinal data.
Lokku A, Lim LS, Birken CS, Pullenayegum EM; TARGet Kids! Collaboration. Lokku A, et al. Among authors: pullenayegum em. BMC Med Res Methodol. 2020 May 29;20(1):135. doi: 10.1186/s12874-020-01023-w. BMC Med Res Methodol. 2020. PMID: 32471357 Free PMC article.
Clustered longitudinal data subject to irregular observation.
Pullenayegum EM, Birken C, Maguire J; TARGet Kids! Collaboration. Pullenayegum EM, et al. Stat Methods Med Res. 2021 Apr;30(4):1081-1100. doi: 10.1177/0962280220986193. Epub 2021 Jan 29. Stat Methods Med Res. 2021. PMID: 33509042
200 results