1. The neurological manifestations of porphyria: a review;Becker;Medicine,1977
2. The inhibition of red cell and brain ATPase by δ-aminolaevulinic acid;Becker;Biochim. biophys. Acta,1971
3. Effect of delta-aminolaevulinic acid on the resting membrane potential of frog sartorius muscle;Becker;S. Afr. Med. J.,1975
4. Porphyrin precursors and their effects in vitro on some aspects of nerve function;Becker,1976
5. Repression of the overproduction of porphyrin precursors in acute intermittent porphyria by intravenous infusions of hematin;Bonkowsky,1971