%0 Journal Article
%T Probing an evolutionary riddle
%J Science
%D 2019
%A Culotta, Elizabeth
%V 365
%N 6455
%P 748-749
%X <p>[Abstract unavailable]</p><p>Language: en</p>
%G en
%I American Association for the Advancement of Science
%@ 0036-8075
%U http://dx.doi.org/10.1126/science.365.6455.748