Ray Butterworth
  • Member for 2 years
  • Last seen more than a week ago
1 answers
5 votes
88 views
Does mastectomy permanently prevent using the arms for blood samples?
0 answers
4 votes
97 views
Why does the world-wide COVID-19 death rate appear to be constant?
0 answers
4 votes
50 views
What are safe vasodilators to help prevent chilblains?
1 answers
3 votes
153 views
How to reduce half-life of caffeine?
1 answers
3 votes
313 views
Why use sucrose rather than glucose in an injectable vaccine?
1 answers
2 votes
72 views
CO2 buildup versus O2 depletion
1 answers
2 votes
147 views
1 bookmarks
What would have happened had Covid-19 not been treated as something special?
0 answers
2 votes
58 views
Why is the COVID-19 death rate so high in San Marino?
1 answers
1 votes
91 views
What is the long-term COVID-19 outlook?
0 answers
1 votes
51 views
Meaning of colored ring around iris
1 answers
1 votes
425 views
How do sphere and cylinder measurements combine in eyeglass prescriptions?
0 answers
0 votes
18 views
Why are tartar and stains more likely to occur on the lingual incisor surfaces?