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47. Mary's having trouble breathing. McNicol K Aust Fam Physician; 1983 Jan; 12(1):9-12. PubMed ID: 6830543 [No Abstract] [Full Text] [Related]
48. [The Duisburg croup study]. Haupt H Schriftenr Ver Wasser Boden Lufthyg; 1986; 69():189-95. PubMed ID: 3726481 [No Abstract] [Full Text] [Related]
49. [Disease prevention--the need for new creative thoughts illustrated by an example: air pollution and pseudocroup]. Petersen JK Ugeskr Laeger; 1989 May; 151(19):1198. PubMed ID: 2734902 [No Abstract] [Full Text] [Related]
51. [Pseudocroup: Duisburg study]. Haupt H Schriftenr Ver Wasser Boden Lufthyg; 1985; 65():77-9. PubMed ID: 3832423 [No Abstract] [Full Text] [Related]
52. [Air pollution and bronchopulmonary disease in children]. von der Hardt H Monatsschr Kinderheilkd; 1985 Jan; 133(1):2-5. PubMed ID: 3883131 [TBL] [Abstract][Full Text] [Related]
55. Croup and pneumonia in human infants associated with a new strain of respiratory syncytial virus. Hierholzer JC; Hirsch MS J Infect Dis; 1979 Nov; 140(5):826-8. PubMed ID: 119004 [No Abstract] [Full Text] [Related]
57. Allergic factors in the etiology of spasmodic croup and laryngo-tracheitis. Wolf IJ Ann Allergy; 1966 Feb; 24(2):79-82. PubMed ID: 5905066 [No Abstract] [Full Text] [Related]
58. Postintubation croup in children. Koka BV; Jeon IS; Andre JM; MacKay I; Smith RM Anesth Analg; 1977; 56(4):501-5. PubMed ID: 560135 [TBL] [Abstract][Full Text] [Related]