title: Second Swiss Drosophila workshop 1977 in Berne.
mesh_terms: D000818:Animals; D003226:Congresses as Topic; D004265:DNA Helicases; D004330:Drosophila / Q000235:genetics*; D005796:Genes; D012732:Sex Determination Analysis; D013557:Switzerland
chemical_list: D004265:DNA Helicases