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  1. Article

    CLINICAL AND HORMONAL EVALUATION OF BOYS BORN WITH UNDESCENDED TESTES DURING THEIR FIRST YEAR OF LIFE

    Forty-eight boys with uni- (n=40) or bilateral (n=8) cryptorchidism were followed during the first year of life with informed consent of the parents. 24 of them in study within the first 3 mo of life (<3 mo). ...

    S de Muinck Keizer, F Hazebroek, S Drop, H Degenhart, H Visser in Pediatric Research (1986)

  2. Article

    Height prediction by a linear regression procedure

    The currently used final height prediction methods are based on an estimate of the growth potential, which can be read from the Bayley-Pinneau tables once bone age (BA) and chronological age (CA) are known. Us...

    H Degenhart, A Bak, S Drop, H Visser in Pediatric Research (1984)

  3. Article

    In vitro studies of enzymatic activities in human adrenal tumours

    In order to correlate in vitro enzyme activity with clinical data, several enzymes involved in adrenal steroidogenesis were determined in human adrenal tissue, obtained from patients undergoing adrenalectomy. ...

    H Degenhart, S Drop, J Hoogerbrugge, A V Seters, H De Vries in Pediatric Research (1981)

  4. Article

    Hydroxylated sterols and the human fetal adrenal

    The conversion by isolated human fetal adrenal cells (24 wks gestation) of 25-OH-cholesterol (25-OH), 22S-OH-cholesterol (22S). 17,20-diOH-cholesterol(17,20) and 17-OH-pregnenolone(17-OH) into C21 and C19 steroid...

    J Huijmans, H Degenhart, H Visser in Pediatric Research (1978)