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
Comment
. 2021 Apr 30;118(17):302.
doi: 10.3238/arztebl.m2021.0137.

Approach Not Very Valid

Jean-Cyriaque Barry
Comment

Approach Not Very Valid

Jean-Cyriaque Barry. Dtsch Arztebl Int. .
No abstract available

PubMed Disclaimer

Comment in

  • In Reply.
    Schuster AK. Schuster AK. Dtsch Arztebl Int. 2021 Apr 30;118(17):302. doi: 10.3238/arztebl.m2021.0138. Dtsch Arztebl Int. 2021. PMID: 34180803 Free PMC article. No abstract available.

Comment on

References

    1. Schuster AK, Krause L, Kuchenbäcker C, Prütz F, Elflein HM, Pfeiffer N, Urschitz MS. Prevalence and time trends in myopia among children and adolescents—results of the German KiGGS study. Dtsch Arztebl Int. 2020;117:855–860. - PMC - PubMed