XLA patients have a defect of B cell maturation involving the pre B to B cell stages. This block is not absolute since circulating immunoglobulin (Ig) B cells may be found in XLA. To evaluate B cell ...

Regardless of which of these two syntaxes you use, the code does the same thing: defines a variable called FirstName and stores a function in that variable. Because I'm doing this in TypeScript, I'm ...