... history can be obtained by asking the indi-vidual “how many times do you laugh during your regular day?” and have the individual rate their level on a scale of one to ten. Furthermore, other ... hepatobiliary system, genitourinary system, reproductive system, CNS and psychiatric conditions, and then to specify the name of that con-dition. If the participant failed to indicate the name of the ... pertaining to age, gender, city of residence, annual income, and education were in- cluded. Specifically, age, gender and city of residence defined the parameters of the samples. Measurement of...