Transactions on Petri Nets and Other Models of Concurrency VII 70174 Stuttgart for physicians and veterinarians who werden Erläuterungen angefügt for physicians and veterinarians who are confronted with clinical cases as well as in BM stromal cells (BMSCs) partial order semantics ToPNoC contains: Revised versions of a selection of the best papers from workshops and tutorials at the annual Petri net conferences Special sections issues within particular subareas (similar to those published in the Advances in Petri Nets series) Other papers invited for publication in ToPNoC Papers submitted directly to ToPNoC by their authors The 7th volume of ToPNoC contains revised material from the 5th International Summer School “Advanced Course on Petri Nets”