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J. P. Leake, M.D.
JAMA. 1928;90(4):311-312. doi:10.1001/jama.1928.02690310063031.
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To the Editor:  —The problem offered by the query from Pennsylvania (The Journal, January 7, p. 51) relative to immunization of nurses is an interesting one in practical immunology, and in part, at least, is not infrequently presented to the physician. Carrying out the same general order as that given in The Journal, and with the same number of visits to the physician (seventeen), the following scheme would serve to give the most favorable days for observation and for reading the various reactions:Day zero: Schick test on the right upper arm and control on the left upper arm, using the flexor surface 2 inches above the fold of the elbow.Day 2: (Two days later): Smallpox vaccination on the left upper arm over the insertion of the deltoid muscle (not on the leg).Day 3: Dick test on the right forearm, control on the left forearm, using the flexor


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