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ROBERTSON JI, ANDREWS TM.ROBERTSON JI, et al.Lancet. 1961 Mar 18;1(7177):578-80. doi: 10.1016/s0140-6736(61)92248-6.Lancet. 1961.PMID: 13742212No abstract available.
PEART WS, PORTER KA, ROBERTSON JI, SANDLER M, BALDOCK E.PEART WS, et al. Among authors: robertson ji.Lancet. 1963 Feb 2;1(7275):239-43. doi: 10.1016/s0140-6736(63)90952-8.Lancet. 1963.PMID: 13942269No abstract available.
BROWN JJ, DAVIES DL, LEVER AF, PEART WS, ROBERTSON JI.BROWN JJ, et al. Among authors: robertson ji.Br Med J. 1964 Dec 26;2(5425):1636-7. doi: 10.1136/bmj.2.5425.1636.Br Med J. 1964.PMID: 14213078Free PMC article.No abstract available.