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Use of a 22-gauge Whitacre needle to reduce the incidence of side effects after lumbar myelography: a prospective randomised study comparing Whitacre and Quincke spinal needles
The genus Xiphinema in southern Africa. XXII. X. miekeae spec. nov., with notes on X. clavatum Heyns, 1965, X. setariae Luc, 1958 and X. insigne Loos, 1949 (Nematoda: Longidoridae)
diagnosing swine-fever unless intestinal ulceration is present in some of the animals. Moreover, the character of the ulcers is very dis-tinctive. We know for certain that the so-called Hog-Cholera of the United States is identical with our own Swine-Fever. The description and