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  • Progressive familial heart block, two types 

    Brink A.J.; Torrington M. (1977)
    Two types of heart block which occur extensively in families in the Republic of South Africa are reported. A type I heart block tends to have the pattern of a right bundle-branch block and/or left anterior hemiblock occurring ...

  • Progressive familial heart block: Part I. Extent of the disease 

    Torrington M.; Weymar H.W.; Van der Merwe P.-L.; Brink A.J. (1986)
    Progressive familial heart block (type I) has been identified in the RSA. Since 1977 many families have been referred for pedigree tracing. The present probands of some 9 pedigrees are the descendants of specific children ...