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Gappa M, Gärtner M, Poets CF, von der Hardt H.Gappa M, et al. Among authors: von der hardt h.Pediatr Pulmonol. 1997 Jun;23(6):442-8. doi: 10.1002/(sici)1099-0496(199706)23:6<442::aid-ppul8>3.0.co;2-k.Pediatr Pulmonol. 1997.PMID: 9220527Clinical Trial.
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Poets CF, Rudolph A, Neuber K, Buch U, von der Hardt H.Poets CF, et al. Among authors: von der hardt h.Acta Paediatr. 1995 Apr;84(4):379-82. doi: 10.1111/j.1651-2227.1995.tb13654.x.Acta Paediatr. 1995.PMID: 7795345Clinical Trial.
Poets CF, Wilken M, Seidenberg J, Southall DP, von der Hardt H.Poets CF, et al. Among authors: von der hardt h.J Pediatr. 1993 Jan;122(1):87-90. doi: 10.1016/s0022-3476(05)83494-8.J Pediatr. 1993.PMID: 8419620
Poets CF, Arning A, Bernhard W, Acevedo C, von der Hardt H.Poets CF, et al. Among authors: von der hardt h.Eur J Clin Invest. 1997 Apr;27(4):293-8. doi: 10.1046/j.1365-2362.1997.1050655.x.Eur J Clin Invest. 1997.PMID: 9134377
Peter CS, Feuerhahn M, Bohnhorst B, Schlaud M, Ziesing S, von der Hardt H, Poets CF.Peter CS, et al. Among authors: von der hardt h.Eur J Pediatr. 1999 Jan;158(1):67-70. doi: 10.1007/s004310051012.Eur J Pediatr. 1999.PMID: 9950312
Bernhard W, Mottaghian J, Gebert A, Rau GA, von Der HARDT H, Poets CF.Bernhard W, et al. Among authors: von der hardt h.Am J Respir Crit Care Med. 2000 Oct;162(4 Pt 1):1524-33. doi: 10.1164/ajrccm.162.4.9908104.Am J Respir Crit Care Med. 2000.PMID: 11029372