1. Introduction to the special issue of pituitary: “Utility of growth hormone and IGF-I assays”

   • Pamela U. Freda

   Guest Editorial 05 May 2007 Pages: 113 - 113

2. Growth hormone assays: current methodologies and their limitations

   • Martin Bidlingmaier
   • Christian J. Strasburger

   OriginalPaper 11 April 2007 Pages: 115 - 119

3. IGF-I assays: current assay methodologies and their limitations

   • David R. Clemmons

   OriginalPaper 11 April 2007 Pages: 121 - 128

4. Normal levels of serum IGF-I: determinants and validity of current reference ranges

   • G. Brabant
   • H. Wallaschofski

   OriginalPaper 09 May 2007 Pages: 129 - 133

   

5. Defining normalcy of the somatotropic axis: an attainable goal?

   • Ariel L. Barkan

   OriginalPaper 05 April 2007 Pages: 135 - 139

   

6. Growth hormone levels in the diagnosis of growth hormone deficiency in adulthood

   • Ginevra Corneli
   • Valentina Gasco
   • Ezio Ghigo

   OriginalPaper 11 April 2007 Pages: 141 - 149

7. IGF-I measurements in the diagnosis of adult growth hormone deficiency

   • Anita Y. M. Kwan
   • Mark L. Hartman

   Original Paper 11 April 2007 Pages: 151 - 157

   

8. IGF-I measurements in the monitoring of GH therapy

   • Claire E. Higham
   • Andreas Jostel
   • Peter J. Trainer

   OriginalPaper 05 April 2007 Pages: 159 - 163

9. Growth hormone measurements in the diagnosis and monitoring of acromegaly

   • Akira Sata
   • Ken K. Y. Ho

   OriginalPaper 26 April 2007 Pages: 165 - 172

   

10. Serum IGF-I levels in the diagnosis and monitoring of acromegaly

    • A. M. Brooke
    • W. M. Drake

    OriginalPaper 13 April 2007 Pages: 173 - 179

11. Utility of Free IGF-I Measurements

    • Jan Frystyk

    Original Paper 11 April 2007 Pages: 181 - 187

12. Aging and the growth hormone/insulin like growth factor-I axis

    • Mark Sherlock
    • Andrew A. Toogood

    OriginalPaper 11 May 2007 Pages: 189 - 203

    

13. Approach to the evaluation of the GH/IGF-axis in patients with pituitary disease: which test to order

    • Brian Roberts
    • Laurence Katznelson

    Original Paper 11 April 2007 Pages: 205 - 211