Practical epidemiology
Inhalt Karte:MEDICINE IN THE TROPICS 549,732 BARKER D. J. P., HALL A. J. Practical epidemiology /D. J. P. Barker, A. J. Hall. - 4 ed. - Edinburgh [etc.] : Churchill Livingstone, 1991. - [8], 173 s. :il., wykr. ; 24 cm (Medicine In the Tropics) ISBN 0-443-03787-6