Answer:
The answer is B double-blind study
Explanation:
In this type of scientific study neither the experimenter nor the researcher knows the study sample, during the period that the experiment lasts, in order not to influence the results.
Answer:
FDA approves Pfizer booster shots for people who are 'high risk' or over 65. The US Food and Drug Administration on Wednesday authorized a booster dose of the Pfizer and BioNTech Covd-19 vaccine for those ages 65 and older and some high-risk Americans, paving the way for a quick rollout of the shots.
Explanation:
Wow I didn’t know that:0 but if you have any questions I would be happy to answer them:)
Answer:
Históricamente, las mujeres han constituido una gran mayoría de la profesión y disciplina académica de la enfermería.
Explanation:
Los roles de enfermería de las mujeres incluyen tanto cuidar a los pacientes como asegurarse de que las salas y el equipo estén limpios. Actualmente, las mujeres constituyen la mayor parte del campo de la enfermería.
Espero que esto te ayude :)