... Find all citations by this author (default). Or filter your current search. Schulz H. Find all citations in this journal (default). Or filter your current search. Die Pharmazie [1968, 23(5):240-242]. 1968/06. Type: Journal Article (lang: ger). Abstract, Highlight Terms. How does Europe PubMed Central derive its citations network? Show all items. Show all items. Genes & Proteins. Show all items. Show all items. Show all items. Protein Interactions. Show all items. Show all items ...