OWN - Quintessenz Verlags-GmbH CI - Copyright Quintessenz Verlags-GmbH OCI - Copyright Quintessenz Verlags-GmbH TA - Endodontie JT - Endodontie IS - 0940-9505 (Print) IP - 2 VI - 22 PST - ppublish DP - 2013 PG - 119-120 LA - de TI - "Whatever can go wrong will go wrong" (Murphy's law) FAU - Hülsmann, Michael AU - Hülsmann M CN - AB - AID - 836215