OWN - Quintessence Publishing Company, Inc. CI - Copyright Quintessence Publishing Company, Inc. OCI - Copyright Quintessence Publishing Company, Inc. TA - Quintessenz Zahntech JT - QZ - Quintessenz Zahntechnik IS - 0340-4641 (Print) IP - 7 VI - 47 PST - ppublish DP - 2021 PG - 755-755 LA - de TI - Generationswechsel bei Quintessence Publishing FAU - Witkowski, Siegbert AU - Witkowski S CN - AB - AID - 1667817