TY - GEN AU - Gojísová,E AU - Kotová,M TI - [Koferdam and its application] SN - 0032-6720 PY - 1991///1010 KW - Dentistry, Operative KW - instrumentation KW - Humans KW - Protective Devices KW - Rubber N1 - Publication Type: English Abstract; Journal Article ER -