An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Beyers N, Gie RP, Schaaf HS, van Zyl S, Nel ED, Talent JM, Donald PR.Beyers N, et al. Among authors: schaaf hs.Tuber Lung Dis. 1994 Aug;75(4):260-5. doi: 10.1016/0962-8479(94)90130-9.Tuber Lung Dis. 1994.PMID: 7949071
Schaaf HS, Nel ED, Beyers N, Gie RP, Scott F, Donald PR.Schaaf HS, et al.Tuber Lung Dis. 1996 Feb;77(1):43-6. doi: 10.1016/s0962-8479(96)90074-x.Tuber Lung Dis. 1996.PMID: 8733413
Schaaf HS, Botha P, Beyers N, Gie RP, Vermeulen HA, Groenewald P, Coetzee GJ, Donald PR.Schaaf HS, et al.Trop Med Int Health. 1996 Oct;1(5):718-22. doi: 10.1111/j.1365-3156.1996.tb00100.x.Trop Med Int Health. 1996.PMID: 8911459Free article.
Beyers N, Gie RP, Schaaf HS, Van Zyl S, Talent JM, Nel ED, Donald PR.Beyers N, et al. Among authors: schaaf hs.Int J Tuberc Lung Dis. 1997 Feb;1(1):38-43.Int J Tuberc Lung Dis. 1997.PMID: 9441057
Schaaf HS, Van Rie A, Gie RP, Beyers N, Victor TC, Van Helden PD, Donald PR.Schaaf HS, et al.Pediatr Infect Dis J. 2000 Aug;19(8):695-9. doi: 10.1097/00006454-200008000-00005.Pediatr Infect Dis J. 2000.PMID: 10959735
Schaaf HS, Gie RP, Kennedy M, Beyers N, Hesseling PB, Donald PR.Schaaf HS, et al.Pediatrics. 2002 May;109(5):765-71. doi: 10.1542/peds.109.5.765.Pediatrics. 2002.PMID: 11986434