Health and socio-educational needs of the families and children with rare metabolic diseases: Qualitative study in a tertiary hospital Eva María Tejada-Ortigosa, Katherine Flores-Rojas, Laura Moreno-Quintana, María Carmen Muñoz-Villanueva, Juan Luis Pérez-Navero, Mercedes Gil-Campos

Nutritional status in patients with protein metabolism disorders. Case-control study Isidro Robredo García, Paula Grattarola, Patricia Correcher Medina, Fátima Abu-Sharif Bohigas, Verónica Vélez García, Isidro Vitoria Miñana, Cecilia Martínez Costa

Participant-funded clinical trials on rare diseases Rafael Dal-Ré, Francesc Palau, Encarna Guillén-Navarro, Carmen Ayuso