Lawrence R. Penner, Studies on Dermatitis-Producing Schistosomes in Eastern Massachusetts, with Emphasis on the Status of Schistosomatium pathlocopticum Tanabe, 1923, The Journal of Parasitology, Vol. 28, No. 2 (Apr., 1942), pp. 103-116
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Lawrence R. Penner (1942) studied this question.
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