| Sh | sheep; Sherwood number; Shigella; shoulder |
|---|---|
| SHS | Sayre head sling; sheep hemolysate supernatant |
| SLEA | sheep erythrocyte antibody |
| SPA | salt-poor albumin; sheep pulmonary adenomatosis; sperm penetration assay; spinal progressive amyotro... |
| SRBC | sheep red blood cells |