18 citations
,
January 1992 in “Dermatology” A 4-year-old girl has a rare condition causing hairlessness and skin bumps, but normal teeth and sweating.
12 citations
,
December 2011 in “Canadian Journal of Microbiology” Serotype 4 of Ureaplasma showed the highest pathogenicity in female mice.
11 citations
,
January 2018 in “DOAJ (DOAJ: Directory of Open Access Journals)” A 4-year-old boy with a rare type of rickets and hair loss improved in bone health but not hair growth after vitamin D and calcium treatment.
7 citations
,
October 2024 in “Drug Delivery and Translational Research” A 4% nanoparticle concentration and 4 Hz massage improve drug delivery into hair follicles.
3 citations
,
July 2004 in “SKINmed/Skinmed” A 4-year-old girl was diagnosed with erythrokeratodermia variabilis after other treatments failed.
2 citations
,
November 2023 in “Indian Dermatology Online Journal” A 4-year-old girl with a rare lupus condition was successfully treated with oral corticosteroids, leading to full recovery and hair regrowth.
2 citations
,
July 2005 in “Baylor University Medical Center Proceedings” A 4-year-old girl was diagnosed with trichotillomania, a condition where she pulls out her hair, which may resolve on its own or require therapy.
1 citations
,
August 2010 in “Optometry and Vision Science” A 4-year-old boy's vision and hair loss were likely caused by inflammation.
April 2026 in “Bolu Abant Izzet Baysal Universitesi Tip Fakultesi Abant Tip Dergisi” 37.4% of dermatology theses in Türkiye were published, mainly in high-impact journals, with publication linked to the thesis year.
April 2026 in “Dermatology and Therapy” Baricitinib 4 mg should be used for at least 1 year to see significant hair regrowth in severe alopecia areata.
January 2026 in “Journal of Innovative and Creativity (Joecy)” The 4% and 9% celery hair tonics are stable and suitable for herbal cosmetics.
October 2025 in “Dermatology Practical & Conceptual” ChatGPT 4.0 and Gemini 1.5 Flash are effective for educating patients about androgenetic alopecia, while Deepseek R1 is less reliable.
September 2024 in “Journal of the American Academy of Dermatology” Baricitinib 4 mg is effective and safe for treating severe alopecia areata.
January 2023 in “Han'gug mi'saengmul saengmyeong gong haghoeji/Han-guk misaengmul saengmyeong gonghak hoeji” NOC-4 extract promotes black hair and hair growth effectively.
January 2022 in “Clinical Cases in Dermatology” A 4-year-old boy has a rare type of hair loss in a line pattern on his scalp.
November 2017 in “Pediatrics in Review” A 4-year-old girl with hair loss was diagnosed with early-onset trichotillomania and improved with behavioral interventions.
April 2016 in “Journal of the American Academy of Dermatology” A 4-year-old girl had a rare hair disorder affecting only part of her scalp.
April 2012 in “The FASEB Journal” LPA 4 helps control blood and lymph vessel development in zebrafish.
378 citations
,
September 1998 in “The Journal of Clinical Endocrinology and Metabolism” PCOS affects about 4% of women in the southeastern U.S. equally across Black and White populations.
22 citations
,
May 2017 in “Journal of dermatological treatment” BD 1/4 dilution is the best for treating localized alopecia areata in adults.
19 citations
,
March 2012 in “Clinical Endocrinology” FAI values above 6.4 may suggest high androgen levels and increased metabolic risks in Chinese women of reproductive age.
9 citations
,
March 2022 in “Frontiers in Endocrinology” About 19.4% of Iranian women in the study have Polycystic Ovary Syndrome, with the most common type involving irregular periods and high male hormone levels, but their heart and metabolic health is similar to women without the condition.
3 citations
,
January 2017 in “Journal of Pakistan Association of Dermatology” Tinea capitis affected 4.3% of school children, mostly boys, with T. violaceum as the main cause.
November 2024 in “International Journal of Social health” Virgin Coconut Oil with 4% red chili oil boosts hair growth.
October 2024 in “Medicina Estética Revista Científica de la Sociedad Española de Medicina Estética (SEME)” Temperaturas de 4 °C son ideales para conservar injertos capilares.
December 2022 in “Jurnal Farmasi Klinik Base Practice” Cyclophosphamide helped 59.4% of children with steroid-resistant nephrotic syndrome but caused side effects in 40.6%.
25 citations
,
December 1973 in “Biochemical Journal” Guinea-pig hair and follicle proteins are mostly similar, but follicles have more group 2 proteins and fewer group 3 and 4 proteins.
3 citations
,
January 2021 in “Skin appendage disorders” Hair loss can occur about 4 weeks after scalp surgery but usually grows back within 3 months without treatment.
3 citations
,
January 2018 in “İstanbul Kuzey Klinikleri” Hair loss was found in 37.4% of surveyed rural high-school students in Eskisehir, Turkey, affecting their quality of life, especially in general health and mental well-being.
1 citations
,
August 2023 in “JAMA Dermatology” Increasing the dose of baricitinib to 4 mg helps more patients with severe alopecia areata regrow hair.