Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.


The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page


My NCBI Filters

Results by year

Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1966 1
1967 2
1968 1
1969 2
1970 2
1971 1
1983 1
1984 3
1986 2
1988 4
1990 1
1991 1
1992 1
1993 2
1994 1
2013 1
2014 1
2024 0

Text availability

Article attribute

Article type

Publication date

Search Results

26 results

Results by year

Filters applied: . Clear all
Page 1
Phonocardiography: past, present and future.
Van Vollenhoven E, Chin JG. Van Vollenhoven E, et al. Acta Cardiol. 1993;48(4):337-44. Acta Cardiol. 1993. PMID: 8212967 No abstract available.
Filters for phono-cardiography.
van Vollenhoven E, Beneken JE, Reuver H, Dorenbos T. van Vollenhoven E, et al. Med Biol Eng. 1967 Mar;5(2):127-37. doi: 10.1007/BF02474500. Med Biol Eng. 1967. PMID: 6039456 No abstract available.
Frequency analysis of heart murmurs.
van Vollenhoven E, van Rotterdam A, Dorenbos T. van Vollenhoven E, et al. Med Biol Eng. 1969 Mar;7(2):227-32. doi: 10.1007/BF02474179. Med Biol Eng. 1969. PMID: 5802208 No abstract available.
26 results