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Clancy L, Rieder HL, Enarson DA, Spinaci S.Clancy L, et al. Among authors: rieder hl.Eur Respir J. 1991 Nov;4(10):1288-95.Eur Respir J. 1991.PMID: 1804678
Rieder HL, Zimmermann H, Zwahlen M, Billo NE.Rieder HL, et al.Schweiz Rundsch Med Prax. 1990 May 22;79(21):675-9.Schweiz Rundsch Med Prax. 1990.PMID: 2349426German.
Ipuge YA, Rieder HL, Enarson DA.Ipuge YA, et al. Among authors: rieder hl.Lancet. 1995 Sep 9;346(8976):657-60. doi: 10.1016/s0140-6736(95)92278-4.Lancet. 1995.PMID: 7544858
Ipuge YA, Rieder HL, Enarson DA.Ipuge YA, et al. Among authors: rieder hl.Trans R Soc Trop Med Hyg. 1996 May-Jun;90(3):258-61. doi: 10.1016/s0035-9203(96)90239-4.Trans R Soc Trop Med Hyg. 1996.PMID: 8758070