September 1998 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Intermittent isotretinoin can cause various skin, hair, and nail changes.
September 1998 in “Journal of the European Academy of Dermatology and Venereology” September 1998 in “Journal of the European Academy of Dermatology and Venereology” September 1998 in “Journal of the European Academy of Dermatology and Venereology” August 1998 in “Parasitology International” September 1997 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Common hair loss can be diagnosed with a physical exam and sometimes a hair test or skin biopsy, and treated with medication or surgery, with ongoing treatment needed to keep results.
February 1994 in “Neuroscience letters” People need different amounts of biotin based on age and it's important for health, with many foods providing enough.
August 1993 in “Journal of dermatological science” September 1989 in “Neuroscience letters” People need different amounts of biotin based on age, and not getting enough can cause health problems.
September 1978 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry”