References
- Chevalier P., Sevilla R., Zalles L., Sejas E., Belmonte G. Study of thymus and thymocytes in Bolivian preschool children during recovery from severe protein energy malnutrition. J. Nutr. Immunol 1994; 3: 27
- Hasselbalch H., Ersbøll A. K., Jeppesen D. L., Nielsen M. B. Thymus size in infants from birth until 24 months of age evaluated by ultrasound. A longitudinal prediction model for the thymic index. Acta Radiol 1999; 40: 41
- Hasselbalch H., Jeppesen D. L., Ersbøll A. K., Lisse I. M., Nielsen M. B. Sonographic measurements of the thymic size in healthy neonates. Relation to clinical variables. Acta Radiol 1997; 38: 95
- Hasselbalch H., Nielsen M. B., Jeppesen D. L., Pedersen J. F., Karkov J. Sonographic measurements of the thymus in infants. Eur. Radiol 1996; 6: 700
- Roitt I. Essential immunology, 8th edn. Blackwell Scientific Publications Ltd., London 1994
- The SAS Statistical Software. SAS/STAT user's guide, version 6, 4th edn. SAS Institute, Cary, NCUSA 1989; vols. 1 and 2