TY - JOUR T1 - THe eggs of diphyllobothrium latum AU - MAGATH T Y1 - 1919/07/12 N1 - 10.1001/jama.1919.02610280011003 JO - Journal of the American Medical Association SP - 85 EP - 87 VL - 73 IS - 2 N2 - Since most diagnoses of parasitic worms depend on the identification of the egg of that species in the excreta or the blood of the patient, it is very important that data should be available for the identification of the various eggs of the different species encountered in man. Ward,1 in 1903, called attention to the importance of the eggs of human parasites, and in 1908 stated2 that "the very existence of marked variation (in the egg size) in the records of a single form is presumptive evidence that in the absence of errors of observation, two or more species are confused under the single appellation." The importance of the size of the egg as a diagnostic feature has been emphasized by many writers, and Looss gives the size of the egg as a specific character in trematodes. All textbooks on laboratory diagnosis give dogmatic measurements for the parasitic SN - 0002-9955 M3 - doi: 10.1001/jama.1919.02610280011003 UR - http://dx.doi.org/10.1001/jama.1919.02610280011003 ER -