000			00497nmm a2200145Ia 4500
008			230201s9999||||xx |||||||||||||||||und||
020			_a9781468467192
100			_aJ.C. Frauenthal
245		0	_aSmallpox: When Should Routine Vaccination Be Discontinued?
250			_a1981
260			_bBirkhäuser Boston _c1981
440			_aModules and Monographs in Undergraduate Mathematics and Its Applications
650			_aMathematics and Statistics
856			_uhttps://doi.org/10.1007/978-1-4684-6719-2
999			_c22308 _d22308