Natural History of Urticaria Pigmentosa in Children March 6, 2020checkorphan Learn more about: Urticaria pigmentosa Related Clinical Trial Ocular and Palpebral Manifestations of Mastocytosis (MOOMA) Cutaneous Mastocytosis in Children: Analysis of Somatic and Germline Mutations Natural History of Urticaria Pigmentosa in Children Recruitment InformationAdministrative Informations