[1] Univ Ghent, Inst Biomed Technol, BioMMeda, B-9000 Ghent, Belgium
[2] Univ Ghent, Heymans Inst, Dept Pharmacol, B-9000 Ghent, Belgium
[3] Univ Ibadan, Dept Med Endocrinol, Ibadan, Nigeria
[4] Univ Ibadan, Dept Paediat, Ibadan, Nigeria
[5] Univ Manchester, Cardiovasc Sci Grp, Manchester, Lancs, England
[6] Univ Manchester, Endocrine Sci Grp, Manchester, Lancs, England