| OB | obese [mouse]; obese, obesity; objective benefit; obliterative bronchiolitis; obstetrics, obstetrici... |
|---|---|
| PCB | paracervical block; polychlorinated biphenyl; portacaval bypass; postcoital bleeding; procarbazine |
| PMB | papillomacular bundle; para-hydroxymercuribenzoate; polychrome methylene blue; polymorphonuclear bas... |
| TTB | third trimester bleeding |
| WHHHIMP | Wernicke encephalopathy/withdrawal, hypertensive encephalopathy, hypoglycemia, hypoxemia, intracrani... |