Subject: Blinded study medication 15 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Phase 1 14 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Investigational new drug application 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: New drug application 14 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Electronic data capture 25 general knowledge quiz questions. It should take around 5 minutes to complete all the questions.

Subject: Ethics committee 21 general knowledge quiz questions. It should take around 5 minutes to complete all the questions.

Subject: Secondary outcome 9 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Efficacy endpoint 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Parallel trial 9 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Washout period 12 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Cardiac stem cells 18 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Totipotent stem cells 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Amniotic fluid stem cells 25 general knowledge quiz questions. It should take around 5 minutes to complete all the questions.

Subject: AR glasses for neuroscience 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Study registration statement 14 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Fiber optic coherence tomography 27 general knowledge quiz questions. It should take around 6 minutes to complete all the questions.