Perhaps you should try some spelling variations:
biomedical scientists » biomedical scientific, biomedical sciences, biomedical science
medical scientists » american scientists, physical scientists, medical sciences
robert walsh » robert walser, robert walt, robert welch

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "robert walsh (((biomedical scientists) OR (medical scientists)))".
• Adding a wildcard symbol may retrieve word variants: robert walsh (((biomedical scientists) OR (medical scientists)))*.