Authors: Hnizdo, E Esterhuizen, TM Rees, D Lalloo, UG

Citation: E. Hnizdo et al., Occupational asthma as identified by the Surveillance of Work-related and Occupational Respiratory Diseases programme in South Africa, CLIN EXP AL, 31(1), 2001, pp. 32-39

Authors: Esterhuizen, TM Hnizdo, E Rees, D Lalloo, UG

Citation: Tm. Esterhuizen et al., Setting the scene for SORDSA - The importance of occupational respiratory disease surveillance in South Africa, S AFR MED J, 91(6), 2001, pp. 498-499

Authors: Esterhuizen, TM Hnizdo, E Rees, D Lalloo, UG Kielkowski, D van Schalkwyk, EM White, N Smith, FCA Hoggins, B Curtis, T

Citation: Tm. Esterhuizen et al., Occupational respiratory diseases in South Africa - Results from SORDSA, 1997-1999, S AFR MED J, 91(6), 2001, pp. 502-508

Authors: Esterhuizen, TM Hnizdo, E Rees, D

Citation: Tm. Esterhuizen et al., Occurrence and causes of occupational asthma in South Africa - Results from SORDSA's occupational asthma registry, 1997-1999, S AFR MED J, 91(6), 2001, pp. 509-513