J. Portnoy

Index of suspicion.

Jennifer E Mackey, Avrahom Gurwitz, Christine N. Zanghi, 2012, Pediatrics in review.

Chest pain in otherwise healthy children and adolescents is frequently caused by exercise-induced asthma.

J. Portnoy, D. Scagliotti, L. Ewing, 1992, Pediatrics.