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APA Citation
McNinch, A. W., Upton, C., Samuels, M., Shearer, M. J., McCarthy, P., Tripp, J. H., & L'E Orme, R. (1985). plasma concentrations after oral or intramuscular vitamin K1 in neonates.. Archives of disease in childhood, 60(9), 814–818. http://access.bl.uk/ark:/81055/vdc_100135153297.0x000044