One swallow can make a summer.
Bird
R
R
D003680:Deglutition Disorders / Q000451:nursing / Q000523:psychology*; D005260:Female; D006801:Humans; D007588:Job Satisfaction; D008875:Middle Aged; D009723:Nurse-Patient Relations; D009741:Nursing Staff, Hospital / Q000523:psychology*; D011568:Psychiatric Nursing / Q000379:methods*