TY - GEN AU - Slobodă,E AU - Buimovici-Klein,E AU - Klein,R TI - Value of the fluctuation test for establishing the origin of agar-resistant L particles emerging in S subclones of ECHO virus 19 SN - 0003-9012 PY - 1970///0717 KW - Agar KW - Analysis of Variance KW - Culture Media KW - Enterovirus B, Human KW - growth & development KW - Genetic Variation KW - Genetics, Microbial KW - Mutation KW - RNA, Viral N1 - Publication Type: Journal Article UR - https://doi.org/10.1007/BF01250839 ER -