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Calcium Intake in Pregnancy
1943
BMJ (Clinical Research Edition)
Preserved Fulltext
CORRESPONDENCE MEDICAL JOURNAL vaccines issued by the Ministry of Agriculture, the resultant control of contagious abortion in cattle by this method should go a long way to minimize the risk of infection in the human population.-I am, etc., Weybridge. T. DALLING.
doi:10.1136/bmj.1.4299.678-a
fatcat:gyrqcb37incdnpwwitfgba75ku