TY - RPRT TI - [Recent developments in the Paris System. Part two: devices called "in triangles" (author's transl)]. AU - A Dutreix AU - G Marinello AU - B Pierquin AU - D Chassagne AU - J P Houlard PY - 1979 UR - https://pubmed.ncbi.nlm.nih.gov/490481/ ID - 490481 ER -