Article 2 Broadly Neutralizing Antibodies 2 Humans 2 Immunoglobulin Fragments controlled study 2 human 2 immunoglobulin fragment 2 ACE2 protein, human 1 Adolescent 1 Adult 1 Angiotensin-Converting Enzyme 2 1 Antibodies, Viral 1 Antibody Affinity 1 Antibody Specificity 1 Anticoagulation Reversal 1 Antigen-Antibody Reactions 1 Antigens, Viral 1 Bayes Theorem 1 Bayes theorem 1 Blood Platelets 1 CD33 antigen 1 COVID-19 1 Computational antibody discovery 1 Crystallography, X-Ray 1 Dose-Response Relationship, Drug 1 Double-Blind Method 1 Epitopes 1 Female 1 Healthy Volunteers 1 Male 1