research Clinical study on 88 cases of Korean 20-nail dystrophy February 2011 The study concludes that Twenty-nail dystrophy is more common in boys among children and in women among adults, with varying response to treatment.
research Twenty nail dystrophy with alopecia areata in an atopic child April 2019 in “International journal of research in dermatology” A child with rough nails also had hair loss and allergies.
research Clinical study of twenty-nail dystrophy in Korea 7 citations , September 2011 in “International Journal of Dermatology” The Korean study found that twenty-nail dystrophy mainly affects adults, more often women, and has five distinct types with different clinical progressions.
research Nail changes in patients with graft-versus-host disease February 2011 Patients with graft-versus-host disease often have nail changes related to the nail matrix, with severity not linked to skin condition.
research Therapeutic Efficacy of Combination Therapy Using Oral Cyclosporine with a Dietary Supplement (Pantogar®) in Twenty-Nail Dystrophy 7 citations , January 2017 in “Annals of Dermatology” Oral cyclosporine combined with Pantogar® effectively treats twenty-nail dystrophy.