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Hair and nails

Establishing baselines of hair density measurements: Variations across ethnicity, scalp region, and measurement techniques: A systematic review.

5 Repeated evidence

How much this weighs: several studies in people, combined — the strongest kind of evidence there is.
Type of study
meta-analysis or systematic review
Studied in
people
Participants
not stated in the abstract
Published
2024 in Journal of the American Academy of Dermatology
Cited
2 times by other research
Who paid
Not declared. PubMed carries no conflict-of-interest statement for most articles; that is not the same as independent.
Source
PubMed 37604232 · doi 10.1016/j.jaad.2023.08.028
The plain-language write-up of this study is still being written. Below is the abstract exactly as the researchers published it.
Abstract by the researchers — original text

PubMed carries no abstract for this publication.