The effect of total enteral tube feeding on the vitamin status of malnourished patients with inflammatory bowel disease.A Abad-Lacruz, M A Gassull, María Esteve et al.|PubMed|1988Cited by 34
Low serum selenium concentration in a healthy population resident in Catalunya: a preliminary report.Fernando Fernández‐Bañares, M A Gassull, Consuelo Dolz Dolz et al.|PubMed|1990Cited by 17