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Proving a negative? Methodological, statistical, and psychometric flaws in Ullmann et al. (2017) PTSD study
Ullmann et al. recently published a pilot study in Translational Psychiatry in which they report failing to find a statistically significant reduction in either hair cortisol or hair cortisone levels in circumcised men as compared with genitally intact (noncircumcised) men. Based on such null findin...
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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Whioce Publishing Pte. Ltd.
2018
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6412615/ https://www.ncbi.nlm.nih.gov/pubmed/30873485 |