Helmut Klein is a Cardiology researcher affiliated with Leibniz University Hannover. OpenAlex indexes 400 publications with 34,382 citations (h-index 67).
Overview
Scholarship
indexed output and impact (OpenAlex)Distinct works indexed by OpenAlex, matched via ORCID.
Total citations across indexed works.
Hirsch index, productivity × impact (OpenAlex).
Similar KOLs
Other experts from the same institution or the same specialty.
Christian Koenecke
Leibniz University Hannover
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Leibniz University Hannover
Kai G. Kahl
Leibniz University Hannover
Alexander Heisterkamp
Leibniz University Hannover
A basic profile from our physician directory: identity and practice contact from the federal NPPES registry, research from OpenAlex, trials from ClinicalTrials.gov, payments from CMS Open Payments — shown itemized where we have matched records, as a count where we only have a total. This person hasn't been through our full identity-adjudication pipeline yet, so funding, congress activity and public presence aren't shown. Absence of a section means “not yet looked,” never “none found.”