The association between guideline-based exercise thresholds and low testosterone among men in the United States.

Fantus RJ, Chang C, Hehemann MC, Bennett NE, Brannigan RE, Helfand BT, Halpern JA

Acute anejaculation, hypogonadism, and fertility preservation in the setting of neurosarcoidosis: case report and literature review.

Yu B, Darves-Bornoz AL, Brannigan RE, Halpern JA

Seeking a Sense of Belonging.

Portacolone E, Johnson JK, Halpern J, Kotwal A

A price tag on clinical empathy? Factors influencing its cost-effectiveness.

Howick J, Mittoo S, Abel L, Halpern J, Mercer SW

Successful sperm retrieval in prune belly syndrome.

Halpern JA, Das A, Brannigan RE

Online access to male factor infertility care: the challenge of finding a specialist.

Das A, Darves-Bornoz A, Joshi T, Keeter MK, Wren JM, Bennett NE, Brannigan RE, Halpern JA

Online" and "at-home" versus traditional models of health care: enhancing access or impeding optimal therapeutics?

Clavijo R, Ramasamy R, Halpern J, Melnick A, Stewart J, Rosenwaks Z, Brannigan R

Multi-Institutional Collaborative Resident Education in the Era of COVID-19.

Li Y, Chu C, de la Calle CM, Baussan C, Ambani SN, Borofsky MS, Breyer BN, Conti SL, Hagedorn JC, Halpern JA, Kern NG, Kielb SJ, Schenkman NS, Sorensen MD, Yang JH, Hampson LA

National Characteristics of Surgeons Performing Vasectomy: Increasing Specialization and a Persistent Gender Gap.

Halpern JA, Zumpf KB, Keeter MK, Tatem AJ, Kahn BE, Bennett NE, Welty LJ, Brannigan RE

Upstream Ethical Mapping of Germline Genome Editing.

Halpern J, Paolo D

Expectations and Concerns of Older Adults With Cognitive Impairment About Their Relationship With Medical Providers: A Call for Therapeutic Alliances.

Portacolone E, Covinsky KE, Johnson JK, Halpern J

Author Reply.

Patel MS, Halpern JA, Desai AS, Keeter MK, Bennett NE, Brannigan RE

Nursing education, virtual reality and empathy?

Dean S, Halpern J, McAllister M, Lazenby M

Emergence of three-dimensional video microsurgery for male infertility.

Halpern JA, Brannigan RE

A novel phenotype of hereditary spastic paraplegia type 7 associated with a compound heterozygous mutation in paraplegin.

Mahoney CJ, Dharmadasa T, Huynh W, Halpern JP, Vucic S, Mowat D, Kiernan MC